source/Irrlicht/CGUIToolBar.cpp

   1 // Copyright (C) 2002-2012 Nikolaus Gebhardt\r
   2 // This file is part of the "Irrlicht Engine".\r
   3 // For conditions of distribution and use, see copyright notice in irrlicht.h\r
   4 \r
   5 #include "CGUIToolBar.h"\r
   6 #ifdef _IRR_COMPILE_WITH_GUI_\r
   7 \r
   8 #include "IGUISkin.h"\r
   9 #include "IGUIEnvironment.h"\r
  10 #include "IVideoDriver.h"\r
  11 #include "IGUIButton.h"\r
  12 #include "IGUIFont.h"\r
  13 #include "CGUIButton.h"\r
  14 \r
  15 namespace irr\r
  16 {\r
  17 namespace gui\r
  18 {\r
  19 \r
  20 //! constructor\r
  21 CGUIToolBar::CGUIToolBar(IGUIEnvironment* environment, IGUIElement* parent, s32 id, core::rect<s32> rectangle)\r
  22 :IGUIToolBar(environment, parent, id, rectangle), ButtonX(5)\r
  23 {\r
  24         #ifdef _DEBUG\r
  25         setDebugName("CGUIToolBar");\r
  26         #endif\r
  27 \r
  28         // calculate position and find other menubars\r
  29         s32 y = 0;\r
  30         s32 parentwidth = 100;\r
  31 \r
  32         if (parent)\r
  33         {\r
  34                 parentwidth = Parent->getAbsolutePosition().getWidth();\r
  35                 s32 parentheight = Parent->getAbsolutePosition().getHeight();\r
  36 \r
  37                 for (const auto& e : parent->getChildren())\r
  38                 {\r
  39                         if (    e->hasType(EGUIET_CONTEXT_MENU) \r
  40                                 ||      e->hasType(EGUIET_MENU) \r
  41                                 ||      e->hasType(EGUIET_TOOL_BAR)  )\r
  42                         {\r
  43                                 core::rect<s32> r = e->getAbsolutePosition();\r
  44                                 if (r.UpperLeftCorner.X == 0 && r.UpperLeftCorner.Y <= y &&\r
  45                                         r.LowerRightCorner.X == parentwidth \r
  46                                         && parentheight > r.LowerRightCorner.Y  )\r
  47                                         y = r.LowerRightCorner.Y;\r
  48                         }\r
  49                         else\r
  50                         {\r
  51                                 e->getType();\r
  52                         }\r
  53                 }\r
  54         }\r
  55 \r
  56         core::rect<s32> rr;\r
  57         rr.UpperLeftCorner.X = 0;\r
  58         rr.UpperLeftCorner.Y = y;\r
  59         s32 height = Environment->getSkin()->getSize ( EGDS_MENU_HEIGHT );\r
  60 \r
  61         /*IGUISkin* skin = Environment->getSkin();\r
  62         IGUIFont* font = skin->getFont();\r
  63         if (font)\r
  64         {\r
  65                 s32 t = font->getDimension(L"A").Height + 5;\r
  66                 if (t > height)\r
  67                         height = t;\r
  68         }*/\r
  69 \r
  70         rr.LowerRightCorner.X = parentwidth;\r
  71         rr.LowerRightCorner.Y = rr.UpperLeftCorner.Y + height;\r
  72         setRelativePosition(rr);\r
  73 }\r
  74 \r
  75 \r
  76 //! called if an event happened.\r
  77 bool CGUIToolBar::OnEvent(const SEvent& event)\r
  78 {\r
  79         if (isEnabled())\r
  80         {\r
  81                 if (event.EventType == EET_MOUSE_INPUT_EVENT &&\r
  82                         event.MouseInput.Event == EMIE_LMOUSE_PRESSED_DOWN)\r
  83                 {\r
  84                         if (AbsoluteClippingRect.isPointInside(core::position2di(event.MouseInput.X, event.MouseInput.Y)))\r
  85                                 return true;\r
  86                 }\r
  87         }\r
  88 \r
  89         return IGUIElement::OnEvent(event);\r
  90 }\r
  91 \r
  92 \r
  93 //! draws the element and its children\r
  94 void CGUIToolBar::draw()\r
  95 {\r
  96         if (!IsVisible)\r
  97                 return;\r
  98 \r
  99         IGUISkin* skin = Environment->getSkin();\r
 100         if (!skin)\r
 101                 return;\r
 102 \r
 103         core::rect<s32> rect = AbsoluteRect;\r
 104         core::rect<s32>* clip = &AbsoluteClippingRect;\r
 105 \r
 106         // draw frame\r
 107         skin->draw3DToolBar(this, rect, clip);\r
 108 \r
 109         IGUIElement::draw();\r
 110 }\r
 111 \r
 112 \r
 113 //! Updates the absolute position.\r
 114 void CGUIToolBar::updateAbsolutePosition()\r
 115 {\r
 116         if (Parent)\r
 117         {\r
 118                 DesiredRect.UpperLeftCorner.X = 0;\r
 119                 DesiredRect.LowerRightCorner.X = Parent->getAbsolutePosition().getWidth();\r
 120         }\r
 121 \r
 122         IGUIElement::updateAbsolutePosition();\r
 123 }\r
 124 \r
 125 \r
 126 //! Adds a button to the tool bar\r
 127 IGUIButton* CGUIToolBar::addButton(s32 id, const wchar_t* text,const wchar_t* tooltiptext,\r
 128         video::ITexture* img, video::ITexture* pressed, bool isPushButton,\r
 129         bool useAlphaChannel)\r
 130 {\r
 131         ButtonX += 3;\r
 132 \r
 133         core::rect<s32> rectangle(ButtonX,2,ButtonX+1,3);\r
 134         if ( img )\r
 135         {\r
 136                 const core::dimension2du &size = img->getOriginalSize();\r
 137                 rectangle.LowerRightCorner.X = rectangle.UpperLeftCorner.X + size.Width + 8;\r
 138                 rectangle.LowerRightCorner.Y = rectangle.UpperLeftCorner.Y + size.Height + 6;\r
 139         }\r
 140 \r
 141         if ( text )\r
 142         {\r
 143                 IGUISkin* skin = Environment->getSkin();\r
 144                 IGUIFont * font = skin->getFont(EGDF_BUTTON);\r
 145                 if ( font )\r
 146                 {\r
 147                         core::dimension2d<u32> dim = font->getDimension(text);\r
 148                         if ( (s32)dim.Width > rectangle.getWidth() )\r
 149                                 rectangle.LowerRightCorner.X = rectangle.UpperLeftCorner.X + dim.Width + 8;\r
 150                         if ( (s32)dim.Height > rectangle.getHeight() )\r
 151                                 rectangle.LowerRightCorner.Y = rectangle.UpperLeftCorner.Y + dim.Height + 6;\r
 152                 }\r
 153         }\r
 154 \r
 155         ButtonX += rectangle.getWidth();\r
 156 \r
 157         IGUIButton* button = new CGUIButton(Environment, this, id, rectangle);\r
 158         button->drop();\r
 159 \r
 160         if (text)\r
 161                 button->setText(text);\r
 162 \r
 163         if (tooltiptext)\r
 164                 button->setToolTipText(tooltiptext);\r
 165 \r
 166         if (img)\r
 167                 button->setImage(img);\r
 168 \r
 169         if (pressed)\r
 170                 button->setPressedImage(pressed);\r
 171 \r
 172         if (isPushButton)\r
 173                 button->setIsPushButton(isPushButton);\r
 174 \r
 175         if (useAlphaChannel)\r
 176                 button->setUseAlphaChannel(useAlphaChannel);\r
 177 \r
 178         return button;\r
 179 }\r
 180 \r
 181 } // end namespace gui\r
 182 } // end namespace irr\r
 183 \r
 184 #endif // _IRR_COMPILE_WITH_GUI_\r
 185 \r