1 |
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2 | /*
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3 | -----------------------------------------------------------------------------
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4 | This source file is part of OGRE
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5 | (Object-oriented Graphics Rendering Engine)
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6 | For the latest info, see http://www.ogre3d.org/
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7 |
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8 | Copyright (c) 2000-2005 The OGRE Team
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9 | Also see acknowledgements in Readme.html
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10 |
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11 | This program is free software you can redistribute it and/or modify it under
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12 | the terms of the GNU Lesser General Public License as published by the Free Software
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13 | Foundation either version 2 of the License, or (at your option) any later
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14 | version.
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15 |
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16 | This program is distributed in the hope that it will be useful, but WITHOUT
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17 | ANY WARRANTY without even the implied warranty of MERCHANTABILITY or FITNESS
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18 | FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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19 |
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20 | You should have received a copy of the GNU Lesser General Public License along with
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21 | this program if not, write to the Free Software Foundation, Inc., 59 Temple
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22 | Place - Suite 330, Boston, MA 02111-1307, USA, or go to
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23 | http://www.gnu.org/copyleft/lesser.txt.
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24 | -----------------------------------------------------------------------------
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25 | */
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26 | #include "OgreStableHeaders.h"
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27 |
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28 | #include "OgreRoot.h"
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29 | #include "OgreRenderSystem.h"
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30 | #include "OgreOverlayElement.h"
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31 | #include "OgreMaterialManager.h"
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32 | #include "OgreOverlay.h"
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33 | #include "OgreOverlayContainer.h"
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34 | #include "OgreOverlayManager.h"
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35 | #include "OgreException.h"
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36 | #include "OgreRenderQueue.h"
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37 |
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38 | namespace Ogre {
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39 |
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40 |
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41 | //---------------------------------------------------------------------
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42 | // Define static members
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43 | OverlayElementCommands::CmdLeft OverlayElement::msLeftCmd;
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44 | OverlayElementCommands::CmdTop OverlayElement::msTopCmd;
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45 | OverlayElementCommands::CmdWidth OverlayElement::msWidthCmd;
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46 | OverlayElementCommands::CmdHeight OverlayElement::msHeightCmd;
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47 | OverlayElementCommands::CmdMaterial OverlayElement::msMaterialCmd;
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48 | OverlayElementCommands::CmdCaption OverlayElement::msCaptionCmd;
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49 | OverlayElementCommands::CmdMetricsMode OverlayElement::msMetricsModeCmd;
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50 | OverlayElementCommands::CmdHorizontalAlign OverlayElement::msHorizontalAlignCmd;
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51 | OverlayElementCommands::CmdVerticalAlign OverlayElement::msVerticalAlignCmd;
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52 | OverlayElementCommands::CmdVisible OverlayElement::msVisibleCmd;
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53 | //---------------------------------------------------------------------
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54 | OverlayElement::OverlayElement(const String& name)
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55 | : mName(name)
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56 | , mVisible(true)
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57 | , mCloneable(true)
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58 | , mLeft(0.0f)
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59 | , mTop(0.0f)
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60 | , mWidth(1.0f)
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61 | , mHeight(1.0f)
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62 | , mMetricsMode(GMM_RELATIVE)
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63 | , mHorzAlign(GHA_LEFT)
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64 | , mVertAlign(GVA_TOP)
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65 | , mPixelTop(0.0)
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66 | , mPixelLeft(0.0)
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67 | , mPixelWidth(1.0)
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68 | , mPixelHeight(1.0)
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69 | , mPixelScaleX(1.0)
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70 | , mPixelScaleY(1.0)
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71 | , mParent(0)
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72 | , mOverlay(0)
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73 | , mDerivedOutOfDate(true)
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74 | , mGeomPositionsOutOfDate(true)
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75 | , mGeomUVsOutOfDate(true)
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76 | , mZOrder(0)
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77 | , mEnabled(true)
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78 | , mInitialised(false)
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79 | , mSourceTemplate(0)
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80 | {
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81 | // default overlays to preserve their own detail level
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82 | mPolygonModeOverrideable = false;
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83 | }
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84 | //---------------------------------------------------------------------
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85 | OverlayElement::~OverlayElement()
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86 | {
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87 | }
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88 | //---------------------------------------------------------------------
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89 | const String& OverlayElement::getName(void) const
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90 | {
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91 | return mName;
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92 | }
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93 | //---------------------------------------------------------------------
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94 | void OverlayElement::show(void)
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95 | {
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96 | mVisible = true;
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97 | }
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98 | //---------------------------------------------------------------------
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99 | void OverlayElement::hide(void)
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100 | {
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101 | mVisible = false;
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102 | }
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103 | //---------------------------------------------------------------------
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104 | bool OverlayElement::isVisible(void) const
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105 | {
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106 | return mVisible;
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107 | }
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108 | //---------------------------------------------------------------------
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109 | void OverlayElement::setDimensions(Real width, Real height)
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110 | {
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111 | if (mMetricsMode != GMM_RELATIVE)
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112 | {
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113 | mPixelWidth = width;
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114 | mPixelHeight = height;
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115 | }
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116 | else
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117 | {
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118 | mWidth = width;
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119 | mHeight = height;
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120 | }
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121 | mDerivedOutOfDate = true;
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122 | _positionsOutOfDate();
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123 | }
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124 | //---------------------------------------------------------------------
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125 | void OverlayElement::setPosition(Real left, Real top)
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126 | {
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127 | if (mMetricsMode != GMM_RELATIVE)
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128 | {
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129 | mPixelLeft = left;
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130 | mPixelTop = top;
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131 | }
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132 | else
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133 | {
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134 | mLeft = left;
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135 | mTop = top;
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136 | }
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137 | mDerivedOutOfDate = true;
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138 | _positionsOutOfDate();
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139 |
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140 | }
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141 | //---------------------------------------------------------------------
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142 | void OverlayElement::setWidth(Real width)
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143 | {
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144 | if (mMetricsMode != GMM_RELATIVE)
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145 | {
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146 | mPixelWidth = width;
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147 | }
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148 | else
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149 | {
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150 | mWidth = width;
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151 | }
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152 | mDerivedOutOfDate = true;
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153 | _positionsOutOfDate();
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154 | }
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155 | //---------------------------------------------------------------------
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156 | Real OverlayElement::getWidth(void) const
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157 | {
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158 | if (mMetricsMode != GMM_RELATIVE)
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159 | {
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160 | return mPixelWidth;
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161 | }
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162 | else
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163 | {
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164 | return mWidth;
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165 | }
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166 | }
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167 | //---------------------------------------------------------------------
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168 | void OverlayElement::setHeight(Real height)
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169 | {
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170 | if (mMetricsMode != GMM_RELATIVE)
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171 | {
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172 | mPixelHeight = height;
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173 | }
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174 | else
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175 | {
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176 | mHeight = height;
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177 | }
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178 | mDerivedOutOfDate = true;
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179 | _positionsOutOfDate();
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180 | }
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181 | //---------------------------------------------------------------------
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182 | Real OverlayElement::getHeight(void) const
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183 | {
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184 | if (mMetricsMode != GMM_RELATIVE)
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185 | {
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186 | return mPixelHeight;
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187 | }
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188 | else
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189 | {
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190 | return mHeight;
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191 | }
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192 | }
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193 | //---------------------------------------------------------------------
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194 | void OverlayElement::setLeft(Real left)
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195 | {
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196 | if (mMetricsMode != GMM_RELATIVE)
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197 | {
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198 | mPixelLeft = left;
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199 | }
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200 | else
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201 | {
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202 | mLeft = left;
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203 | }
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204 | mDerivedOutOfDate = true;
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205 | _positionsOutOfDate();
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206 | }
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207 | //---------------------------------------------------------------------
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208 | Real OverlayElement::getLeft(void) const
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209 | {
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210 | if (mMetricsMode != GMM_RELATIVE)
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211 | {
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212 | return mPixelLeft;
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213 | }
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214 | else
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215 | {
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216 | return mLeft;
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217 | }
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218 | }
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219 | //---------------------------------------------------------------------
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220 | void OverlayElement::setTop(Real top)
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221 | {
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222 | if (mMetricsMode != GMM_RELATIVE)
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223 | {
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224 | mPixelTop = top;
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225 | }
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226 | else
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227 | {
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228 | mTop = top;
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229 | }
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230 |
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231 | mDerivedOutOfDate = true;
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232 | _positionsOutOfDate();
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233 | }
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234 | //---------------------------------------------------------------------
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235 | Real OverlayElement::getTop(void) const
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236 | {
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237 | if (mMetricsMode != GMM_RELATIVE)
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238 | {
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239 | return mPixelTop;
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240 | }
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241 | else
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242 | {
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243 | return mTop;
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244 | }
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245 | }
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246 | //---------------------------------------------------------------------
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247 | void OverlayElement::_setLeft(Real left)
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248 | {
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249 | mLeft = left;
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250 | mPixelLeft = left / mPixelScaleX;
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251 |
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252 | mDerivedOutOfDate = true;
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253 | _positionsOutOfDate();
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254 | }
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255 | //---------------------------------------------------------------------
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256 | void OverlayElement::_setTop(Real top)
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257 | {
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258 | mTop = top;
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259 | mPixelTop = top / mPixelScaleY;
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260 |
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261 | mDerivedOutOfDate = true;
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262 | _positionsOutOfDate();
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263 | }
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264 | //---------------------------------------------------------------------
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265 | void OverlayElement::_setWidth(Real width)
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266 | {
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267 | mWidth = width;
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268 | mPixelWidth = width / mPixelScaleX;
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269 |
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270 | mDerivedOutOfDate = true;
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271 | _positionsOutOfDate();
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272 | }
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273 | //---------------------------------------------------------------------
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274 | void OverlayElement::_setHeight(Real height)
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275 | {
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276 | mHeight = height;
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277 | mPixelHeight = height / mPixelScaleY;
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278 |
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279 | mDerivedOutOfDate = true;
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280 | _positionsOutOfDate();
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281 | }
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282 | //---------------------------------------------------------------------
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283 | void OverlayElement::_setPosition(Real left, Real top)
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284 | {
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285 | mLeft = left;
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286 | mTop = top;
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287 | mPixelLeft = left / mPixelScaleX;
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288 | mPixelTop = top / mPixelScaleY;
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289 |
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290 | mDerivedOutOfDate = true;
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291 | _positionsOutOfDate();
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292 | }
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293 | //---------------------------------------------------------------------
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294 | void OverlayElement::_setDimensions(Real width, Real height)
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295 | {
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296 | mWidth = width;
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297 | mHeight = height;
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298 | mPixelWidth = width / mPixelScaleX;
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299 | mPixelHeight = height / mPixelScaleY;
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300 |
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301 | mDerivedOutOfDate = true;
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302 | _positionsOutOfDate();
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303 | }
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304 | //---------------------------------------------------------------------
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305 | const String& OverlayElement::getMaterialName(void) const
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306 | {
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307 | return mMaterialName;
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308 |
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309 | }
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310 | //---------------------------------------------------------------------
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311 | void OverlayElement::setMaterialName(const String& matName)
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312 | {
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313 | mMaterialName = matName;
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314 | mpMaterial = MaterialManager::getSingleton().getByName(matName);
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315 | if (mpMaterial.isNull())
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316 | OGRE_EXCEPT( Exception::ERR_ITEM_NOT_FOUND, "Could not find material " + matName,
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317 | "OverlayElement::setMaterialName" );
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318 | mpMaterial->load();
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319 | // Set some prerequisites to be sure
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320 | mpMaterial->setLightingEnabled(false);
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321 | mpMaterial->setDepthCheckEnabled(false);
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322 |
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323 | }
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324 | //---------------------------------------------------------------------
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325 | const MaterialPtr& OverlayElement::getMaterial(void) const
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326 | {
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327 | return mpMaterial;
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328 | }
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329 | //---------------------------------------------------------------------
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330 | void OverlayElement::getWorldTransforms(Matrix4* xform) const
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331 | {
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332 | mOverlay->_getWorldTransforms(xform);
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333 | }
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334 | //-----------------------------------------------------------------------
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335 | const Quaternion& OverlayElement::getWorldOrientation(void) const
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336 | {
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337 | return mOverlay->getWorldOrientation();
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338 | }
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339 | //-----------------------------------------------------------------------
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340 | const Vector3& OverlayElement::getWorldPosition(void) const
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341 | {
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342 | return mOverlay->getWorldPosition();
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343 | }
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344 | //---------------------------------------------------------------------
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345 | bool OverlayElement::useIdentityProjection(void) const
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346 | {
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347 | return true;
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348 | }
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349 | //---------------------------------------------------------------------
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350 | bool OverlayElement::useIdentityView(void) const
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351 | {
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352 | return true;
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353 | }
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354 |
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355 | //---------------------------------------------------------------------
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356 | void OverlayElement::_positionsOutOfDate(void)
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357 | {
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358 | mGeomPositionsOutOfDate = true;
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359 | }
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360 |
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361 | //---------------------------------------------------------------------
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362 | void OverlayElement::_update(void)
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363 | {
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364 | // Check size if pixel-based
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365 | switch (mMetricsMode)
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366 | {
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367 | case GMM_PIXELS :
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368 | if (OverlayManager::getSingleton().hasViewportChanged() || mGeomPositionsOutOfDate)
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369 | {
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370 | Real vpWidth, vpHeight;
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371 | OverlayManager& oMgr = OverlayManager::getSingleton();
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372 | vpWidth = (Real) (oMgr.getViewportWidth());
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373 | vpHeight = (Real) (oMgr.getViewportHeight());
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374 |
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375 | mPixelScaleX = 1.0 / vpWidth;
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376 | mPixelScaleY = 1.0 / vpHeight;
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377 |
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378 | mLeft = mPixelLeft * mPixelScaleX;
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379 | mTop = mPixelTop * mPixelScaleY;
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380 | mWidth = mPixelWidth * mPixelScaleX;
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381 | mHeight = mPixelHeight * mPixelScaleY;
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382 | }
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383 | break;
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384 |
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385 | case GMM_RELATIVE_ASPECT_ADJUSTED :
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386 | if (OverlayManager::getSingleton().hasViewportChanged() || mGeomPositionsOutOfDate)
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387 | {
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388 | Real vpWidth, vpHeight;
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389 | OverlayManager& oMgr = OverlayManager::getSingleton();
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390 | vpWidth = (Real) (oMgr.getViewportWidth());
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391 | vpHeight = (Real) (oMgr.getViewportHeight());
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392 |
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393 | mPixelScaleX = 1.0 / (10000.0 * (vpWidth / vpHeight));
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394 | mPixelScaleY = 1.0 / 10000.0;
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395 |
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396 | mLeft = mPixelLeft * mPixelScaleX;
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397 | mTop = mPixelTop * mPixelScaleY;
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398 | mWidth = mPixelWidth * mPixelScaleX;
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399 | mHeight = mPixelHeight * mPixelScaleY;
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400 | }
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401 | break;
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402 | default:
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403 | break;
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404 | }
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405 |
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406 | _updateFromParent();
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407 | // NB container subclasses will update children too
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408 |
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409 | // Tell self to update own position geometry
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410 | if (mGeomPositionsOutOfDate && mInitialised)
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411 | {
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412 | updatePositionGeometry();
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413 | mGeomPositionsOutOfDate = false;
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414 | }
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415 | // Tell self to update own texture geometry
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416 | if (mGeomUVsOutOfDate && mInitialised)
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417 | {
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418 | updateTextureGeometry();
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419 | mGeomUVsOutOfDate = false;
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420 | }
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421 | }
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422 | //---------------------------------------------------------------------
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423 | void OverlayElement::_updateFromParent(void)
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424 | {
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425 | Real parentLeft, parentTop, parentBottom, parentRight;
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426 |
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427 | if (mParent)
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428 | {
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429 | parentLeft = mParent->_getDerivedLeft();
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430 | parentTop = mParent->_getDerivedTop();
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431 | if (mHorzAlign == GHA_CENTER || mHorzAlign == GHA_RIGHT)
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432 | {
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433 | parentRight = parentLeft + mParent->getWidth();
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434 | }
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435 | if (mVertAlign == GVA_CENTER || mVertAlign == GVA_BOTTOM)
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436 | {
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437 | parentBottom = parentTop + mParent->getHeight();
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438 | }
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439 |
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440 | }
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441 | else
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442 | {
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443 | RenderSystem* rSys = Root::getSingleton().getRenderSystem();
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444 | OverlayManager& oMgr = OverlayManager::getSingleton();
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445 |
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446 | // Calculate offsets required for mapping texel origins to pixel origins in the
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447 | // current rendersystem
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448 | Real hOffset = rSys->getHorizontalTexelOffset() / oMgr.getViewportWidth();
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449 | Real vOffset = rSys->getVerticalTexelOffset() / oMgr.getViewportHeight();
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450 |
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451 | parentLeft = 0.0f + hOffset;
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452 | parentTop = 0.0f + vOffset;
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453 | parentRight = 1.0f + hOffset;
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454 | parentBottom = 1.0f + vOffset;
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455 | }
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456 |
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457 | // Sort out position based on alignment
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458 | // NB all we do is derived the origin, we don't automatically sort out the position
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459 | // This is more flexible than forcing absolute right & middle
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460 | switch(mHorzAlign)
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461 | {
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462 | case GHA_CENTER:
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463 | mDerivedLeft = ((parentLeft + parentRight) * 0.5f) + mLeft;
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464 | break;
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465 | case GHA_LEFT:
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466 | mDerivedLeft = parentLeft + mLeft;
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467 | break;
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468 | case GHA_RIGHT:
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469 | mDerivedLeft = parentRight + mLeft;
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470 | break;
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471 | };
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472 | switch(mVertAlign)
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473 | {
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474 | case GVA_CENTER:
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475 | mDerivedTop = ((parentTop + parentBottom) * 0.5f) + mTop;
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476 | break;
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477 | case GVA_TOP:
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478 | mDerivedTop = parentTop + mTop;
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479 | break;
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480 | case GVA_BOTTOM:
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481 | mDerivedTop = parentBottom + mTop;
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482 | break;
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483 | };
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484 |
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485 | mDerivedOutOfDate = false;
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486 |
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487 | if (mParent != 0)
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488 | {
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489 | Rectangle parent;
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490 | Rectangle child;
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491 |
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492 | mParent->_getClippingRegion(parent);
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493 |
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494 | child.left = mDerivedLeft;
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495 | child.top = mDerivedTop;
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496 | child.right = mDerivedLeft + mWidth;
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497 | child.bottom = mDerivedTop + mHeight;
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498 |
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499 | mClippingRegion = intersect(parent, child);
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500 | }
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501 | else
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502 | {
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503 | mClippingRegion.left = mDerivedLeft;
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504 | mClippingRegion.top = mDerivedTop;
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505 | mClippingRegion.right = mDerivedLeft + mWidth;
|
---|
506 | mClippingRegion.bottom = mDerivedTop + mHeight;
|
---|
507 | }
|
---|
508 | }
|
---|
509 | //---------------------------------------------------------------------
|
---|
510 | void OverlayElement::_notifyParent(OverlayContainer* parent, Overlay* overlay)
|
---|
511 | {
|
---|
512 | mParent = parent;
|
---|
513 | mOverlay = overlay;
|
---|
514 |
|
---|
515 | if (mOverlay && mOverlay->isInitialised() && !mInitialised)
|
---|
516 | {
|
---|
517 | initialise();
|
---|
518 | }
|
---|
519 |
|
---|
520 | mDerivedOutOfDate = true;
|
---|
521 | }
|
---|
522 | //---------------------------------------------------------------------
|
---|
523 | Real OverlayElement::_getDerivedLeft(void)
|
---|
524 | {
|
---|
525 | if (mDerivedOutOfDate)
|
---|
526 | {
|
---|
527 | _updateFromParent();
|
---|
528 | }
|
---|
529 | return mDerivedLeft;
|
---|
530 | }
|
---|
531 | //---------------------------------------------------------------------
|
---|
532 | Real OverlayElement::_getDerivedTop(void)
|
---|
533 | {
|
---|
534 | if (mDerivedOutOfDate)
|
---|
535 | {
|
---|
536 | _updateFromParent();
|
---|
537 | }
|
---|
538 | return mDerivedTop;
|
---|
539 | }
|
---|
540 | //---------------------------------------------------------------------
|
---|
541 | void OverlayElement::_getClippingRegion(Rectangle &clippingRegion)
|
---|
542 | {
|
---|
543 | if (mDerivedOutOfDate)
|
---|
544 | {
|
---|
545 | _updateFromParent();
|
---|
546 | }
|
---|
547 | clippingRegion = mClippingRegion;
|
---|
548 | }
|
---|
549 | //---------------------------------------------------------------------
|
---|
550 | void OverlayElement::_notifyZOrder(ushort newZOrder)
|
---|
551 | {
|
---|
552 | mZOrder = newZOrder;
|
---|
553 | }
|
---|
554 |
|
---|
555 | //---------------------------------------------------------------------
|
---|
556 | void OverlayElement::_notifyWorldTransforms(const Matrix4& xform)
|
---|
557 | {
|
---|
558 | mXForm = xform;
|
---|
559 | }
|
---|
560 |
|
---|
561 | //---------------------------------------------------------------------
|
---|
562 | void OverlayElement::_notifyViewport()
|
---|
563 | {
|
---|
564 | switch (mMetricsMode)
|
---|
565 | {
|
---|
566 | case GMM_PIXELS :
|
---|
567 | {
|
---|
568 | Real vpWidth, vpHeight;
|
---|
569 | OverlayManager& oMgr = OverlayManager::getSingleton();
|
---|
570 | vpWidth = (Real) (oMgr.getViewportWidth());
|
---|
571 | vpHeight = (Real) (oMgr.getViewportHeight());
|
---|
572 |
|
---|
573 | mPixelScaleX = 1.0 / vpWidth;
|
---|
574 | mPixelScaleY = 1.0 / vpHeight;
|
---|
575 | }
|
---|
576 | break;
|
---|
577 |
|
---|
578 | case GMM_RELATIVE_ASPECT_ADJUSTED :
|
---|
579 | {
|
---|
580 | Real vpWidth, vpHeight;
|
---|
581 | OverlayManager& oMgr = OverlayManager::getSingleton();
|
---|
582 | vpWidth = (Real) (oMgr.getViewportWidth());
|
---|
583 | vpHeight = (Real) (oMgr.getViewportHeight());
|
---|
584 |
|
---|
585 | mPixelScaleX = 1.0 / (10000.0 * (vpWidth / vpHeight));
|
---|
586 | mPixelScaleY = 1.0 / 10000.0;
|
---|
587 | }
|
---|
588 | break;
|
---|
589 |
|
---|
590 | case GMM_RELATIVE :
|
---|
591 | mPixelScaleX = 1.0;
|
---|
592 | mPixelScaleY = 1.0;
|
---|
593 | mPixelLeft = mLeft;
|
---|
594 | mPixelTop = mTop;
|
---|
595 | mPixelWidth = mWidth;
|
---|
596 | mPixelHeight = mHeight;
|
---|
597 | break;
|
---|
598 | }
|
---|
599 |
|
---|
600 | mLeft = mPixelLeft * mPixelScaleX;
|
---|
601 | mTop = mPixelTop * mPixelScaleY;
|
---|
602 | mWidth = mPixelWidth * mPixelScaleX;
|
---|
603 | mHeight = mPixelHeight * mPixelScaleY;
|
---|
604 |
|
---|
605 | mGeomPositionsOutOfDate = true;
|
---|
606 | }
|
---|
607 |
|
---|
608 | //---------------------------------------------------------------------
|
---|
609 | void OverlayElement::_updateRenderQueue(RenderQueue* queue)
|
---|
610 | {
|
---|
611 | if (mVisible)
|
---|
612 | {
|
---|
613 | queue->addRenderable(this, RENDER_QUEUE_OVERLAY, mZOrder);
|
---|
614 | }
|
---|
615 |
|
---|
616 | }
|
---|
617 | //-----------------------------------------------------------------------
|
---|
618 | void OverlayElement::addBaseParameters(void)
|
---|
619 | {
|
---|
620 | ParamDictionary* dict = getParamDictionary();
|
---|
621 |
|
---|
622 | dict->addParameter(ParameterDef("left",
|
---|
623 | "The position of the left border of the gui element."
|
---|
624 | , PT_REAL),
|
---|
625 | &msLeftCmd);
|
---|
626 | dict->addParameter(ParameterDef("top",
|
---|
627 | "The position of the top border of the gui element."
|
---|
628 | , PT_REAL),
|
---|
629 | &msTopCmd);
|
---|
630 | dict->addParameter(ParameterDef("width",
|
---|
631 | "The width of the element."
|
---|
632 | , PT_REAL),
|
---|
633 | &msWidthCmd);
|
---|
634 | dict->addParameter(ParameterDef("height",
|
---|
635 | "The height of the element."
|
---|
636 | , PT_REAL),
|
---|
637 | &msHeightCmd);
|
---|
638 | dict->addParameter(ParameterDef("material",
|
---|
639 | "The name of the material to use."
|
---|
640 | , PT_STRING),
|
---|
641 | &msMaterialCmd);
|
---|
642 | dict->addParameter(ParameterDef("caption",
|
---|
643 | "The element caption, if supported."
|
---|
644 | , PT_STRING),
|
---|
645 | &msCaptionCmd);
|
---|
646 | dict->addParameter(ParameterDef("metrics_mode",
|
---|
647 | "The type of metrics to use, either 'relative' to the screen, 'pixels' or 'relative_aspect_adjusted'."
|
---|
648 | , PT_STRING),
|
---|
649 | &msMetricsModeCmd);
|
---|
650 | dict->addParameter(ParameterDef("horz_align",
|
---|
651 | "The horizontal alignment, 'left', 'right' or 'center'."
|
---|
652 | , PT_STRING),
|
---|
653 | &msHorizontalAlignCmd);
|
---|
654 | dict->addParameter(ParameterDef("vert_align",
|
---|
655 | "The vertical alignment, 'top', 'bottom' or 'center'."
|
---|
656 | , PT_STRING),
|
---|
657 | &msVerticalAlignCmd);
|
---|
658 | dict->addParameter(ParameterDef("visible",
|
---|
659 | "Initial visibility of element, either 'true' or 'false' (default true)."
|
---|
660 | , PT_STRING),
|
---|
661 | &msVisibleCmd);
|
---|
662 | }
|
---|
663 | //-----------------------------------------------------------------------
|
---|
664 | void OverlayElement::setCaption( const String& caption )
|
---|
665 | {
|
---|
666 | mCaption = caption;
|
---|
667 | _positionsOutOfDate();
|
---|
668 | }
|
---|
669 | //-----------------------------------------------------------------------
|
---|
670 | const String& OverlayElement::getCaption() const
|
---|
671 | {
|
---|
672 | return mCaption;
|
---|
673 | }
|
---|
674 | //-----------------------------------------------------------------------
|
---|
675 | void OverlayElement::setColour(const ColourValue& col)
|
---|
676 | {
|
---|
677 | mColour = col;
|
---|
678 | }
|
---|
679 | //-----------------------------------------------------------------------
|
---|
680 | const ColourValue& OverlayElement::getColour(void) const
|
---|
681 | {
|
---|
682 | return mColour;
|
---|
683 | }
|
---|
684 | //-----------------------------------------------------------------------
|
---|
685 | void OverlayElement::setMetricsMode(GuiMetricsMode gmm)
|
---|
686 | {
|
---|
687 | switch (gmm)
|
---|
688 | {
|
---|
689 | case GMM_PIXELS :
|
---|
690 | {
|
---|
691 | Real vpWidth, vpHeight;
|
---|
692 | OverlayManager& oMgr = OverlayManager::getSingleton();
|
---|
693 | vpWidth = (Real) (oMgr.getViewportWidth());
|
---|
694 | vpHeight = (Real) (oMgr.getViewportHeight());
|
---|
695 |
|
---|
696 | mPixelScaleX = 1.0 / vpWidth;
|
---|
697 | mPixelScaleY = 1.0 / vpHeight;
|
---|
698 |
|
---|
699 | if (mMetricsMode == GMM_RELATIVE)
|
---|
700 | {
|
---|
701 | mPixelLeft = mLeft;
|
---|
702 | mPixelTop = mTop;
|
---|
703 | mPixelWidth = mWidth;
|
---|
704 | mPixelHeight = mHeight;
|
---|
705 | }
|
---|
706 | }
|
---|
707 | break;
|
---|
708 |
|
---|
709 | case GMM_RELATIVE_ASPECT_ADJUSTED :
|
---|
710 | {
|
---|
711 | Real vpWidth, vpHeight;
|
---|
712 | OverlayManager& oMgr = OverlayManager::getSingleton();
|
---|
713 | vpWidth = (Real) (oMgr.getViewportWidth());
|
---|
714 | vpHeight = (Real) (oMgr.getViewportHeight());
|
---|
715 |
|
---|
716 | mPixelScaleX = 1.0 / (10000.0 * (vpWidth / vpHeight));
|
---|
717 | mPixelScaleY = 1.0 / 10000.0;
|
---|
718 |
|
---|
719 | if (mMetricsMode == GMM_RELATIVE)
|
---|
720 | {
|
---|
721 | mPixelLeft = mLeft;
|
---|
722 | mPixelTop = mTop;
|
---|
723 | mPixelWidth = mWidth;
|
---|
724 | mPixelHeight = mHeight;
|
---|
725 | }
|
---|
726 | }
|
---|
727 | break;
|
---|
728 |
|
---|
729 | case GMM_RELATIVE :
|
---|
730 | mPixelScaleX = 1.0;
|
---|
731 | mPixelScaleY = 1.0;
|
---|
732 | mPixelLeft = mLeft;
|
---|
733 | mPixelTop = mTop;
|
---|
734 | mPixelWidth = mWidth;
|
---|
735 | mPixelHeight = mHeight;
|
---|
736 | break;
|
---|
737 | }
|
---|
738 |
|
---|
739 | mLeft = mPixelLeft * mPixelScaleX;
|
---|
740 | mTop = mPixelTop * mPixelScaleY;
|
---|
741 | mWidth = mPixelWidth * mPixelScaleX;
|
---|
742 | mHeight = mPixelHeight * mPixelScaleY;
|
---|
743 |
|
---|
744 | mMetricsMode = gmm;
|
---|
745 | mDerivedOutOfDate = true;
|
---|
746 | _positionsOutOfDate();
|
---|
747 | }
|
---|
748 | //-----------------------------------------------------------------------
|
---|
749 | GuiMetricsMode OverlayElement::getMetricsMode(void) const
|
---|
750 | {
|
---|
751 | return mMetricsMode;
|
---|
752 | }
|
---|
753 | //-----------------------------------------------------------------------
|
---|
754 | void OverlayElement::setHorizontalAlignment(GuiHorizontalAlignment gha)
|
---|
755 | {
|
---|
756 | mHorzAlign = gha;
|
---|
757 | _positionsOutOfDate();
|
---|
758 | }
|
---|
759 | //-----------------------------------------------------------------------
|
---|
760 | GuiHorizontalAlignment OverlayElement::getHorizontalAlignment(void) const
|
---|
761 | {
|
---|
762 | return mHorzAlign;
|
---|
763 | }
|
---|
764 | //-----------------------------------------------------------------------
|
---|
765 | void OverlayElement::setVerticalAlignment(GuiVerticalAlignment gva)
|
---|
766 | {
|
---|
767 | mVertAlign = gva;
|
---|
768 | _positionsOutOfDate();
|
---|
769 | }
|
---|
770 | //-----------------------------------------------------------------------
|
---|
771 | GuiVerticalAlignment OverlayElement::getVerticalAlignment(void) const
|
---|
772 | {
|
---|
773 | return mVertAlign;
|
---|
774 | }
|
---|
775 | //-----------------------------------------------------------------------
|
---|
776 |
|
---|
777 |
|
---|
778 | //-----------------------------------------------------------------------
|
---|
779 | bool OverlayElement::contains(Real x, Real y) const
|
---|
780 | {
|
---|
781 | return mClippingRegion.inside(x, y);
|
---|
782 | }
|
---|
783 |
|
---|
784 | //-----------------------------------------------------------------------
|
---|
785 | OverlayElement* OverlayElement::findElementAt(Real x, Real y) // relative to parent
|
---|
786 | {
|
---|
787 | OverlayElement* ret = NULL;
|
---|
788 | if (contains(x , y ))
|
---|
789 | {
|
---|
790 | ret = this;
|
---|
791 | }
|
---|
792 | return ret;
|
---|
793 | }
|
---|
794 |
|
---|
795 | //-----------------------------------------------------------------------
|
---|
796 | OverlayContainer* OverlayElement::getParent()
|
---|
797 | {
|
---|
798 | return mParent;
|
---|
799 | }
|
---|
800 |
|
---|
801 | void OverlayElement::copyFromTemplate(OverlayElement* templateOverlay)
|
---|
802 | {
|
---|
803 | templateOverlay->copyParametersTo(this);
|
---|
804 | mSourceTemplate = templateOverlay ;
|
---|
805 | return;
|
---|
806 | }
|
---|
807 |
|
---|
808 | OverlayElement* OverlayElement::clone(const String& instanceName)
|
---|
809 | {
|
---|
810 | OverlayElement* newElement;
|
---|
811 |
|
---|
812 | newElement = OverlayManager::getSingleton().createOverlayElement(
|
---|
813 | getTypeName(), instanceName + "/" + mName);
|
---|
814 | copyParametersTo(newElement);
|
---|
815 |
|
---|
816 | return newElement;
|
---|
817 | }
|
---|
818 |
|
---|
819 | //-----------------------------------------------------------------------
|
---|
820 | bool OverlayElement::isEnabled() const
|
---|
821 | {
|
---|
822 | return mEnabled;
|
---|
823 | }
|
---|
824 |
|
---|
825 | //-----------------------------------------------------------------------
|
---|
826 | void OverlayElement::setEnabled(bool b)
|
---|
827 | {
|
---|
828 | mEnabled = b;
|
---|
829 | }
|
---|
830 |
|
---|
831 |
|
---|
832 | }
|
---|
833 |
|
---|