c132ac564e
add example code for creating images for resize.dox based on Article #415: How does resizing work? https://www.fltk.org/articles.php?L415 see also https://www.fltk.org/str.php?L3433
60 lines
1.6 KiB
C++
60 lines
1.6 KiB
C++
//
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// Resize example for use in the Fast Light Tool Kit (FLTK) documentation.
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//
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// See Article #415: How does resizing work?
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// https://www.fltk.org/articles.php?L415
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//
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// Copyright 1998-2020 by Bill Spitzak and others.
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//
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// This library is free software. Distribution and use rights are outlined in
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// the file "COPYING" which should have been included with this file. If this
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// file is missing or damaged, see the license at:
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//
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// https://www.fltk.org/COPYING.php
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//
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// Please see the following page on how to report bugs and issues:
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//
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// https://www.fltk.org/bugs.php
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//
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#include "resize-arrows.h"
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#include <FL/fl_draw.H>
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Harrow::Harrow(int X, int Y, int W, int H, const char *T)
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: Fl_Box(X, Y, W, H, T) {
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align(FL_ALIGN_BOTTOM);
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box(FL_NO_BOX);
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color(FL_WHITE);
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}
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void Harrow::draw() {
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Fl_Color old = fl_color();
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int dx = 5, dy = 4;
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int my = y() + h() / 2;
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fl_rectf(x(), y(), w(), h(), FL_WHITE);
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fl_color(FL_BLACK);
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fl_polygon(x(), my, x() + dx, my - dy, x() + dx, my + dy);
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fl_line(x() + dx, my, x() + w() - dx, my);
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fl_polygon(x() + w(), my, x() + w() - dx, my + dy, x() + w() - dx, my - dy);
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fl_color(old);
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}
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Varrow::Varrow(int X, int Y, int W, int H, const char *T)
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: Fl_Box(X, Y, W, H, T) {
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align(FL_ALIGN_RIGHT);
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box(FL_NO_BOX);
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color(FL_WHITE);
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}
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void Varrow::draw() {
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Fl_Color old = fl_color();
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int dx = 4, dy = 5;
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int mx = x() + w() / 2;
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fl_rectf(x(), y(), w(), h(), FL_WHITE);
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fl_color(FL_BLACK);
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fl_polygon(mx - dx, y() + dy, mx, y(), mx + dx, y() + dy);
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fl_line(mx, y() + dy, mx, y() + h() - dy);
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fl_polygon(mx - dx, y() + h() - dy, mx + dx, y() + h() - dy, mx, y() + h());
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fl_color(old);
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}
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