Major overhaul of DisplayDriver API
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@6335 a95241bf-73f2-0310-859d-f6bbb57e9c96
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DarkWyrm
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//------------------------------------------------------------------------------
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// Copyright (c) 2001-2002, OpenBeOS
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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// File Name: LayerData.cpp
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// Author: DarkWyrm <bpmagic@columbus.rr.com>
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// Adi Oanca <adioanca@mymail.ro>
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// Description: Data classes for working with BView states and draw parameters
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//
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//------------------------------------------------------------------------------
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#include "LayerData.h"
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#include <Layer.h>
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DrawData::DrawData(void)
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{
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pensize=1.0;
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penlocation.Set(0,0);
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highcolor.SetColor(0, 0, 0, 255);
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lowcolor.SetColor(255, 255, 255, 255);
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patt=pat_solidhigh;
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draw_mode=B_OP_COPY;
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lineCap =B_BUTT_CAP;
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lineJoin=B_BEVEL_JOIN;
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miterLimit=B_DEFAULT_MITER_LIMIT;
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alphaSrcMode=B_PIXEL_ALPHA;
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alphaFncMode=B_ALPHA_OVERLAY;
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scale=1.0;
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fontAliasing=true;
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if(fontserver)
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font=*(fontserver->GetSystemPlain());
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clippReg=NULL;
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edelta.space=0;
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edelta.nonspace=0;
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}
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DrawData::~DrawData(void)
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{
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if (clippReg)
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delete clippReg;
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}
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DrawData::DrawData(const DrawData &data)
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{
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*this=data;
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}
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DrawData &DrawData::operator=(const DrawData &from)
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{
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pensize=from.pensize;
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highcolor=from.highcolor;
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lowcolor=from.lowcolor;
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patt=from.patt;
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draw_mode=from.draw_mode;
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penlocation=from.penlocation;
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lineCap=from.lineCap;
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lineJoin=from.lineJoin;
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miterLimit=from.miterLimit;
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alphaSrcMode=from.alphaSrcMode;
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alphaFncMode=from.alphaFncMode;
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scale=from.scale;
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fontAliasing=from.fontAliasing;
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font=from.font;
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if(from.clippReg)
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{
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if(clippReg)
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*clippReg=*(from.clippReg);
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else
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clippReg=new BRegion(*(from.clippReg));
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}
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edelta=from.edelta;
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return *this;
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}
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LayerData::LayerData(void)
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{
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coordOrigin.Set(0.0, 0.0);
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viewcolor.SetColor(255,255,255,255);
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background=NULL;
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overlay=NULL;
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prevState=NULL;
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}
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LayerData::LayerData(const LayerData &data)
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{
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*this=data;
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}
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LayerData::~LayerData(void)
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{
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if (prevState)
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{
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delete prevState;
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prevState=NULL;
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}
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}
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LayerData &LayerData::operator=(const LayerData &from)
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{
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// I'm not sure if the DrawData copy constructor will get called before this one is,
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// so I'll just make sure the copy happens. :P
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pensize=from.pensize;
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highcolor=from.highcolor;
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lowcolor=from.lowcolor;
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patt=from.patt;
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draw_mode=from.draw_mode;
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lineCap=from.lineCap;
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lineJoin=from.lineJoin;
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miterLimit=from.miterLimit;
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alphaSrcMode=from.alphaSrcMode;
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alphaFncMode=from.alphaFncMode;
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scale=from.scale;
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fontAliasing=from.fontAliasing;
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font=from.font;
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if(from.clippReg)
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{
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if(clippReg)
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*clippReg=*(from.clippReg);
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else
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clippReg=new BRegion(*(from.clippReg));
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}
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edelta=from.edelta;
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// Stuff specific to LayerData
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coordOrigin=from.coordOrigin;;
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viewcolor=from.viewcolor;
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background=from.background;
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overlay=from.overlay;
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prevState=from.prevState;
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return *this;
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}
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