mirror of
https://git.lyx.org/repos/lyx.git
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7f1be334f1
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@677 a592a061-630c-0410-9148-cb99ea01b6c8
327 lines
7.5 KiB
C
327 lines
7.5 KiB
C
// -*- C++ -*-
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/* This file is part of
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* ======================================================
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*
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* LyX, The Document Processor
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*
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* Copyright 1998-2000 The LyX Team
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*
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*======================================================*/
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#include <config.h>
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#ifdef __GNUG__
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#pragma implementation
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#endif
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#ifdef USE_STL_MEMORY
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#include <memory>
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#endif
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#include <cmath>
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#include FORMS_H_LOCATION
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#include "Painter.h"
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#include "LString.h"
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#include "debug.h"
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#include "lyxfont.h"
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#include "support/LAssert.h"
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#include "support/lstrings.h"
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#include "WorkArea.h"
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#include "font.h"
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#include "ColorHandler.h"
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using std::endl;
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using std::max;
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Painter::Painter(WorkArea & wa)
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: PainterBase(wa)
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{
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display = fl_display;
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}
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Painter::~Painter() {}
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/* Basic drawing routines */
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extern bool Lgb_bug_find_hack;
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PainterBase & Painter::point(int x, int y, LColor::color c)
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{
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if (lyxerr.debugging()) {
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if (!Lgb_bug_find_hack)
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lyxerr << "point not called from "
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"workarea::workhandler\n";
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lyxerr.debug() << "Painter drawable: "
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<< owner.getPixmap() << endl;
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}
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XDrawPoint(display, owner.getPixmap(),
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lyxColorHandler->getGCForeground(c), x, y);
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return *this;
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}
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PainterBase & Painter::line(int x1, int y1, int x2, int y2,
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LColor::color col,
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enum line_style ls,
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enum line_width lw)
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{
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if (lyxerr.debugging()) {
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if (!Lgb_bug_find_hack)
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lyxerr << "line not called from "
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"workarea::workhandler\n";
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lyxerr.debug() << "Painter drawable: "
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<< owner.getPixmap() << endl;
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}
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XDrawLine(display, owner.getPixmap(),
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lyxColorHandler->getGCLinepars(ls, lw, col),
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x1, y1, x2, y2);
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return *this;
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}
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PainterBase & Painter::lines(int const * xp, int const * yp, int np,
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LColor::color col,
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enum line_style ls,
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enum line_width lw)
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{
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if (lyxerr.debugging()) {
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if (!Lgb_bug_find_hack)
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lyxerr << "lines not called from "
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"workarea::workhandler\n";
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lyxerr.debug() << "Painter drawable: "
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<< owner.getPixmap() << endl;
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}
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#ifndef HAVE_AUTO_PTR
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XPoint * points = new XPoint[np];
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#else
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auto_ptr<XPoint> points(new Xpoint[np]);
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#endif
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for (int i = 0; i < np; ++i) {
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points[i].x = xp[i];
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points[i].y = yp[i];
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}
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XDrawLines(display, owner.getPixmap(),
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lyxColorHandler->getGCLinepars(ls, lw, col),
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points, np, CoordModeOrigin);
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#ifndef HAVE_AUTO_PTR
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delete[] points;
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#endif
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return *this;
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}
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PainterBase & Painter::rectangle(int x, int y, int w, int h,
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LColor::color col,
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enum line_style ls,
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enum line_width lw)
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{
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if (lyxerr.debugging()) {
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if (!Lgb_bug_find_hack)
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lyxerr << "rectangle not called from "
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"workarea::workhandler\n";
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lyxerr << "Painter drawable: "
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<< owner.getPixmap() << endl;
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}
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XDrawRectangle(display, owner.getPixmap(),
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lyxColorHandler->getGCLinepars(ls, lw, col),
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x, y, w, h);
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return *this;
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}
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PainterBase & Painter::fillRectangle(int x, int y, int w, int h,
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LColor::color col)
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{
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if (lyxerr.debugging()) {
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if (!Lgb_bug_find_hack)
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lyxerr << "fillrectangle not called from "
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"workarea::workhandler\n";
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lyxerr << "Painter drawable: "
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<< owner.getPixmap() << endl;
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}
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XFillRectangle(display, owner.getPixmap(),
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lyxColorHandler->getGCForeground(col), x, y, w, h);
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return *this;
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}
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PainterBase & Painter::fillPolygon(int const * xp, int const * yp, int np,
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LColor::color col)
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{
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if (lyxerr.debugging()) {
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if (!Lgb_bug_find_hack)
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lyxerr <<"fillpolygon not called from "
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"workarea::workhandler\n";
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lyxerr << "Painter drawable: " << owner.getPixmap() << endl;
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}
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#ifndef HAVE_AUTO_PTR
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XPoint * points = new XPoint[np];
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#else
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auto_ptr<XPoint> points(new XPoint[np]);
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#endif
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for (int i=0; i < np; ++i) {
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points[i].x = xp[i];
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points[i].y = yp[i];
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}
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XFillPolygon(display, owner.getPixmap(),
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lyxColorHandler->getGCForeground(col), points, np,
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Nonconvex, CoordModeOrigin);
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#ifndef HAVE_AUTO_PTR
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delete[] points;
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#endif
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return *this;
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}
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PainterBase & Painter::arc(int x, int y,
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unsigned int w, unsigned int h,
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int a1, int a2, LColor::color col)
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{
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if (lyxerr.debugging()) {
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if (!Lgb_bug_find_hack)
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lyxerr << "arc not called from "
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"workarea::workhandler\n";
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lyxerr << "Painter drawable: " << owner.getPixmap() << endl;
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}
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XDrawArc(display, owner.getPixmap(),
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lyxColorHandler->getGCForeground(col),
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x, y, w, h, a1, a2);
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return *this;
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}
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/// Draw lines from x1,y1 to x2,y2. They are arrays
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PainterBase & Painter::segments(int const * x1, int const * y1,
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int const * x2, int const * y2, int ns,
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LColor::color col,
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enum line_style ls, enum line_width lw)
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{
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if (lyxerr.debugging()) {
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if (!Lgb_bug_find_hack)
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lyxerr << "segments not called from "
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"workarea::workhandler\n";
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lyxerr << "Painter drawable: " << owner.getPixmap() << endl;
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}
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#ifndef HAVE_AUTO_PTR
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XSegment * s= new XSegment[ns];
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#else
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auto_ptr<XSegment> s(new XSegment[ns]);
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#endif
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for (int i=0; i<ns; ++i) {
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s[i].x1 = x1[i];
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s[i].y1 = y1[i];
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s[i].x2 = x2[i];
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s[i].y2 = y2[i];
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}
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XDrawSegments(display, owner.getPixmap(),
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lyxColorHandler->getGCLinepars(ls, lw, col), s, ns);
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#ifndef HAVE_AUTO_PTR
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delete [] s;
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#endif
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return *this;
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}
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PainterBase & Painter::pixmap(int x, int y, int w, int h, Pixmap bitmap)
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{
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if (lyxerr.debugging()) {
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if (!Lgb_bug_find_hack)
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lyxerr << "workAreaExpose not called from "
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"workarea::workhandler\n";
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lyxerr << "Painter drawable: " << owner.getPixmap() << endl;
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}
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XGCValues val;
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val.function = GXcopy;
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GC gc = XCreateGC(display, owner.getPixmap(),
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GCFunction, &val);
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XCopyArea(display, bitmap, owner.getPixmap(), gc,
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0, 0, w, h, x, y);
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XFreeGC(display, gc);
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return *this;
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}
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PainterBase & Painter::text(int x, int y, string const & s, LyXFont const & f)
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{
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return text(x, y, s.c_str(), s.length(), f);
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}
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PainterBase & Painter::text(int x, int y, char c, LyXFont const & f)
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{
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char s[2] = { c, '\0' };
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return text(x, y, s, 1, f);
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}
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PainterBase & Painter::text(int x, int y, char const * s, int ls,
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LyXFont const & f)
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{
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if (lyxerr.debugging()) {
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if (!Lgb_bug_find_hack)
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lyxerr << "text not called from "
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"workarea::workhandler\n";
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lyxerr << "Painter drawable: " << owner.getPixmap() << endl;
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}
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GC gc = lyxColorHandler->getGCForeground(f.realColor());
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if (f.realShape() != LyXFont::SMALLCAPS_SHAPE) {
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lyxfont::XSetFont(display, gc, f);
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XDrawString(display, owner.getPixmap(), gc, x, y, s, ls);
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} else {
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LyXFont smallfont(f);
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smallfont.decSize().decSize().setShape(LyXFont::UP_SHAPE);
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char c;
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int tmpx = x;
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for(int i = 0; i < ls; ++i) {
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c = s[i];
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if (islower(static_cast<unsigned char>(c))) {
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c = toupper(c);
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lyxfont::XSetFont(display, gc, smallfont);
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XDrawString(display, owner.getPixmap(),
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gc, tmpx, y, &c, 1);
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tmpx += lyxfont::XTextWidth(smallfont, &c, 1);
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//tmpx += lyxfont::width(c, f);
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} else {
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lyxfont::XSetFont(display, gc, f);
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XDrawString(display, owner.getPixmap(),
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gc, tmpx, y, &c, 1);
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tmpx += lyxfont::XTextWidth(f, &c, 1);
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//tmpx += lyxfont::width(c, f);
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}
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}
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}
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underline(f, x, y, lyxfont::width(s, ls, f));
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return *this;
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}
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void Painter::underline(LyXFont const & f, int x, int y, int width)
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{
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// What about underbars?
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if (f.underbar() == LyXFont::ON && f.latex() != LyXFont::ON) {
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int below = max(lyxfont::maxDescent(f) / 2, 2);
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int height = max((lyxfont::maxDescent(f) / 4) - 1, 1);
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if (height < 2)
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line(x, y + below, x + width, y + below, f.color());
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else
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fillRectangle(x, y + below, width, below + height,
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f.color());
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}
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}
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