source/gui/CGUISprite.cpp

   1 /* Copyright (C) 2021 Wildfire Games.
   2  * This file is part of 0 A.D.
   3  *
   4  * 0 A.D. is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * 0 A.D. is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with 0 A.D.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include "precompiled.h"
  19
  20 #include "CGUISprite.h"
  21
  22 CGUISprite::~CGUISprite() = default;
  23
  24 void CGUISprite::AddImage(std::unique_ptr<SGUIImage> image)
  25 {
  26         m_Images.emplace_back(std::move(image));
  27 }
  28
  29 void CGUISpriteInstance::Draw(CGUI& pGUI, CCanvas2D& canvas, const CRect& Size, std::map<CStr, std::unique_ptr<const CGUISprite>>& Sprites) const
  30 {
  31         if (m_CachedSize != Size)
  32         {
  33                 GUIRenderer::UpdateDrawCallCache(pGUI, m_DrawCallCache, m_SpriteName, Size, Sprites);
  34                 m_CachedSize = Size;
  35         }
  36         GUIRenderer::Draw(m_DrawCallCache, canvas);
  37 }
  38
  39 // Plus a load of constructors / assignment operators, which don't copy the
  40 // DrawCall cache (to avoid losing track of who has allocated various bits
  41 // of data):
  42
  43 CGUISpriteInstance::CGUISpriteInstance()
  44 {
  45 }
  46
  47 CGUISpriteInstance::CGUISpriteInstance(const CStr& SpriteName)
  48         : m_SpriteName(SpriteName)
  49 {
  50 }
  51
  52 void CGUISpriteInstance::SetName(const CStr& SpriteName)
  53 {
  54         m_SpriteName = SpriteName;
  55         m_CachedSize = CRect();
  56         m_DrawCallCache.clear();
  57 }