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107 lines
2.8 KiB
C++
107 lines
2.8 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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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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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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) {
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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() {
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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 >> 24 == 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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return gfxPtr->fill(&_bbox, _color);
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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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uint 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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