mirror of
https://github.com/RetroShare/RetroShare.git
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230caadb89
git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@6848 b45a01b8-16f6-495d-af2f-9b41ad6348cc
354 lines
9.8 KiB
C++
354 lines
9.8 KiB
C++
/*
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* xProgressBar: A custom progress bar for Qt 4.
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* Author: xEsk (Xesc & Technology 2008)
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*
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* Changelog:
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*
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* v1.0:
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* -----
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* - First release
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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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*
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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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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****************************************************************/
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#include <math.h>
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#include <retroshare/rstypes.h>
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#include "xprogressbar.h"
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bool FileProgressInfo::operator<(const FileProgressInfo &other) const
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{
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return progress < other.progress;
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}
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bool FileProgressInfo::operator>(const FileProgressInfo &other) const
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{
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return progress > other.progress;
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}
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xProgressBar::xProgressBar(const FileProgressInfo& pinfo,QRect rect, QPainter *painter, int schemaIndex)
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: _pinfo(pinfo)
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{
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// assign internal data
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this->schemaIndex = schemaIndex;
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this->rect = rect;
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this->painter = painter;
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// set the progress bar colors
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setColor();
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// configure span
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vSpan = 0;
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hSpan = 0;
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// text color
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textColor = QColor("black");
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}
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void xProgressBar::setColor()
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{
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/* TEMPORAL SCHEMA DEFINITION */
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switch (schemaIndex)
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{
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/* blue schema */
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case 0:
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// background
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backgroundBorderColor.setRgb(143, 180, 219);
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backgroundColor.setRgb(198, 209, 221);
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// progress
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gradBorderColor.setRgb(35, 96, 167);
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gradColor1.setRgb(100, 136, 252);
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gradColor2.setRgb(165, 183, 240);
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// ok
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break;
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/* green schema */
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case 1:
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// background
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backgroundBorderColor.setRgb(53, 194, 26);
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backgroundColor.setRgb(176, 214, 93);
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// progress
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gradBorderColor.setRgb(8, 77, 16);
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gradColor1.setRgb(0, 137, 16);
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gradColor2.setRgb(78, 194, 81);
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// ok
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break;
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/* red schema */
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case 2:
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// background
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backgroundBorderColor.setRgb(255, 62, 62);
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backgroundColor.setRgb(248, 175, 175);
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// progress
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gradBorderColor.setRgb(151, 0, 0);
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gradColor1.setRgb(251, 54, 54);
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gradColor2.setRgb(246, 118, 118);
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// ok
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break;
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/* gray schema */
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case 3:
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// background
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backgroundBorderColor.setRgb(116, 177, 160);
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backgroundColor.setRgb(178, 215, 205);
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// progress
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gradBorderColor.setRgb(106, 106, 106);
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gradColor1.setRgb(168, 168, 168);
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gradColor2.setRgb(197, 197, 197);
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// ok
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break;
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/* yellow schema */
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case 4:
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// background
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backgroundBorderColor.setRgb(227, 204, 79);
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backgroundColor.setRgb(255, 236, 130);
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// progress
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gradBorderColor.setRgb(215, 182, 0);
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gradColor1.setRgb(233, 197, 0);
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gradColor2.setRgb(255, 236, 130);
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// ok
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break;
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/* black schema */
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case 5:
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// background
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backgroundBorderColor.setRgb(99, 99, 99);
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backgroundColor.setRgb(134, 134, 134);
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// progress
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gradBorderColor.setRgb(0, 0, 0);
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gradColor1.setRgb(38, 38, 38);
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gradColor2.setRgb(113, 113, 113);
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// ok
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break;
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/* purple schema */
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case 6:
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// background
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backgroundBorderColor.setRgb(234, 127, 223);
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backgroundColor.setRgb(255, 164, 246);
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// progress
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gradBorderColor.setRgb(150, 0, 134);
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gradColor1.setRgb(218, 0, 195);
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gradColor2.setRgb(255, 121, 241);
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// ok
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break;
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/* maroon schema */
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case 7:
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// background
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backgroundBorderColor.setRgb(255, 174, 49);
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backgroundColor.setRgb(255, 204, 132);
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// progress
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gradBorderColor.setRgb(159, 94, 0);
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gradColor1.setRgb(223, 134, 6);
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gradColor2.setRgb(248, 170, 59);
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// ok
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break;
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/* clean schema */
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case 8:
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// background
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backgroundBorderColor.setRgb(143, 180, 219);
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backgroundColor.setRgb(198, 209, 221);
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// progress
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gradBorderColor.setRgb(209, 128, 24);
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gradColor1.setRgb(246, 199, 138);
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gradColor2.setRgb(255, 227, 190);
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// ok
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break;
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/* light gray */
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case 9:
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// background
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backgroundBorderColor.setRgb(194, 194, 194);
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backgroundColor.setRgb(232, 233, 233);
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// progress
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gradBorderColor.setRgb(176, 176, 176);
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gradColor1.setRgb(201, 201, 201);
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gradColor2.setRgb(223, 223, 223);
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// set text color (white is not a good option)
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textColor = QColor(58, 58, 58);
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// ok
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break;
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}
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}
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void xProgressBar::overPaintSelectedChunks(const std::vector<uint32_t>& chunks,const QColor& gradColor_a1,const QColor& gradColor_a2, int width,uint32_t ss) const
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{
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QLinearGradient linearGrad(rect.x(), rect.y(), rect.x(), rect.y() + rect.height() - 1);
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linearGrad.setColorAt(0.00, gradColor_a1);
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linearGrad.setColorAt(0.16, gradColor_a2);
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linearGrad.setColorAt(1.00, gradColor_a1);
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painter->setBrush(linearGrad);
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if(chunks.empty())
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return ;
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int last_i = chunks[0] ;
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for(uint32_t i=1;i<chunks.size();++i)
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if(chunks[i] > chunks[i-1]+1)
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{
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int nb_consecutive_chunks = chunks[i-1] - last_i + 1 ;
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painter->drawRect(rect.x() + hSpan+(int)rint(last_i*width/(float)ss), rect.y() + vSpan, (int)ceil(nb_consecutive_chunks*width/(float)ss), rect.height() - 1 - vSpan * 2);
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last_i = chunks[i] ;
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}
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int nb_consecutive_chunks = chunks.back() - last_i + 1 ;
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painter->drawRect(rect.x() + hSpan+(int)rint(last_i*width/(float)ss), rect.y() + vSpan, (int)ceil(nb_consecutive_chunks*width/(float)ss), rect.height() - 1 - vSpan * 2);
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}
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void xProgressBar::paint()
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{
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// paint the progressBar background
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painter->setBrush(backgroundColor);
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painter->setPen(backgroundBorderColor);
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painter->drawRect(rect.x() + hSpan, rect.y() + vSpan, rect.width() - 1 - hSpan, rect.height() - 1 - vSpan * 2);
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// define gradient
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QLinearGradient linearGrad(rect.x(), rect.y(), rect.x(), rect.y() + rect.height() - 1);
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linearGrad.setColorAt(0.00, gradColor1);
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linearGrad.setColorAt(0.16, gradColor2);
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linearGrad.setColorAt(1.00, gradColor1);
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painter->setPen(gradBorderColor);
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int width = static_cast<int>(rect.width()-1-2*hSpan) ;
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painter->setBrush(linearGrad);
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uint32_t ss = _pinfo.nb_chunks ;
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if(ss > 1) // for small files we use a more progressive display
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{
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if(!_pinfo.cmap._map.empty())
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{
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if (ss > width)
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for(uint32_t i=0;i<width;++i)
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{
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int first_chunk_in_pixel = (int)rint(ss*i/width);
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int last_chunk_in_pixel = (int)rint(ss*(i+1)/width)-1;
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if (last_chunk_in_pixel<first_chunk_in_pixel)
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last_chunk_in_pixel=first_chunk_in_pixel;
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int c = 0;
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bool all_done = true; // will be set to false when the first incomplete chunk is encountered
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int j;
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//loop through all chunks represented by the pixel at position i and count the completed chunks
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//if no incomplete chunk is encountered in this range, continue to count the row of completed chunks
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//to see whether more than 1 pixel can be drawn at once.
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for(j=first_chunk_in_pixel;((j<=last_chunk_in_pixel) || (all_done && (j<ss)));++j)
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if (_pinfo.cmap[j])
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++c;
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else
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all_done = false;
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//after the loop has completed, we either need c (for opacity) or j (for width), because either:
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// I: if the first range was completely completed, j > last_chunk_in_pixel
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//II: if not, c < last_chunk_in_pixel-first_chunk_in_pixel
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if (c==0) // not even a single chunk found
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continue;
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//we now check for case I.
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//if the loop above has checked more than 1 pixel, increment i as long as j is in its range
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int x0 = i;
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while (j >= rint(ss*(i+2)/width)-1)
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++i;
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//case I.: c >= last_chunk_in_pixel - first_chunk_in_pixel ===> o = 1
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//case II.: c <= last_chunk_in_pixel - first_chunk_in_pixel ===> o <= 1
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float o = std::min(1.0f,(float)c / (last_chunk_in_pixel - first_chunk_in_pixel + 1));
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if (o>0)
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{
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painter->setOpacity(o);
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painter->drawRect(rect.x() + hSpan + x0, rect.y() + vSpan, i - x0 + 1, rect.height() - 1 - vSpan * 2);
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}
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}
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else
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for(uint32_t i=0;i<ss;++i)
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{
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uint32_t j=0 ;
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while(i+j<ss && _pinfo.cmap[i+j])
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++j ;
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float o = std::min(1.0f,j/(float)ss*width) ;
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if(j>0 && o >= 1.0f) // limits the number of regions drawn
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{
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painter->setOpacity(o) ;
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painter->drawRect(rect.x() + hSpan+(int)rint(i*width/(float)ss), rect.y() + vSpan, (int)ceil(j*width/(float)ss), rect.height() - 1 - vSpan * 2);
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}
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i += j ;
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}
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}
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overPaintSelectedChunks( _pinfo.chunks_in_progress , QColor(170, 20,9), QColor(223,121,123), width,ss) ;
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overPaintSelectedChunks( _pinfo.chunks_in_checking , QColor(186,143,0), QColor(223,196, 61), width,ss) ;
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}
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else
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{
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// calculate progress value
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int preWidth = static_cast<int>((rect.width() - 1 - hSpan)*(_pinfo.progress/100.0f));
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int progressWidth = rect.width() - preWidth;
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if (progressWidth == rect.width() - hSpan) return;
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// paint the progress
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painter->setBrush(linearGrad);
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painter->drawRect(rect.x() + hSpan, rect.y() + vSpan, rect.width() - progressWidth - hSpan, rect.height() - 1 - vSpan * 2);
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}
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painter->setOpacity(1.0f) ;
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// paint text?
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if (displayText)
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{
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QLocale locale;
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painter->setPen(textColor);
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painter->drawText(rect, Qt::AlignCenter, locale.toString(_pinfo.progress, 'f', 2) + "%");
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}
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backgroundColor.setRgb(255, 255, 255);
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painter->setBrush(backgroundColor);
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backgroundBorderColor.setRgb(0, 0, 0);
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painter->setPen(backgroundBorderColor);
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}
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void xProgressBar::setColorSchema(const int value)
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{
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schemaIndex = value;
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// set the progress bar colors
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setColor();
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}
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void xProgressBar::setDisplayText(const bool display)
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{
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displayText = display;
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}
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void xProgressBar::setVerticalSpan(const int value)
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{
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vSpan = value;
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}
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void xProgressBar::setHorizontalSpan(const int value)
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{
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hSpan = value;
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}
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