116 lines
3.0 KiB
C++
116 lines
3.0 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/*
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* This code is based on Broken Sword 2.5 engine
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*
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* Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdoerfer
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*
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* Licensed under GNU GPL v2
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*
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*/
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#include "sword25/gfx/panel.h"
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#include "sword25/kernel/inputpersistenceblock.h"
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#include "sword25/kernel/outputpersistenceblock.h"
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#include "sword25/gfx/graphicengine.h"
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#include "sword25/gfx/image/image.h"
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#include "sword25/gfx/renderobjectmanager.h"
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namespace Sword25 {
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Panel::Panel(RenderObjectPtr<RenderObject> parentPtr, int width, int height, uint color) :
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RenderObject(parentPtr, RenderObject::TYPE_PANEL),
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_color(color) {
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_initSuccess = false;
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_width = width;
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_height = height;
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if (_width < 0) {
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error("Tried to initialize a panel with an invalid width (%d).", _width);
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return;
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}
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if (_height < 0) {
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error("Tried to initialize a panel with an invalid height (%d).", _height);
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return;
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}
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_initSuccess = true;
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}
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Panel::Panel(InputPersistenceBlock &reader, RenderObjectPtr<RenderObject> parentPtr, uint handle) :
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RenderObject(parentPtr, RenderObject::TYPE_PANEL, handle), _color(0) {
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_initSuccess = unpersist(reader);
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}
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Panel::~Panel() {
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}
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bool Panel::doRender(RectangleList *updateRects) {
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// Falls der Alphawert 0 ist, ist das Panel komplett durchsichtig und es muss nichts gezeichnet werden.
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if (_color >> BS_ASHIFT == 0)
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return true;
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GraphicEngine *gfxPtr = Kernel::getInstance()->getGfx();
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assert(gfxPtr);
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for (RectangleList::iterator it = updateRects->begin(); it != updateRects->end(); ++it) {
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const Common::Rect &clipRect = *it;
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if (_bbox.intersects(clipRect)) {
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Common::Rect intersectionRect = _bbox.findIntersectingRect(clipRect);
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gfxPtr->fill(&intersectionRect, _color);
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}
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}
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return true;
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}
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bool Panel::persist(OutputPersistenceBlock &writer) {
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bool result = true;
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result &= RenderObject::persist(writer);
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writer.write(_color);
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result &= RenderObject::persistChildren(writer);
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return result;
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}
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bool Panel::unpersist(InputPersistenceBlock &reader) {
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bool result = true;
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result &= RenderObject::unpersist(reader);
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uint32 color;
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reader.read(color);
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setColor(color);
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result &= RenderObject::unpersistChildren(reader);
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return reader.isGood() && result;
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}
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} // End of namespace Sword25
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