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Diffstat (limited to 'src/drivers/Quartz/Fl_Quartz_Graphics_Driver_rect.cxx')
-rw-r--r--src/drivers/Quartz/Fl_Quartz_Graphics_Driver_rect.cxx310
1 files changed, 0 insertions, 310 deletions
diff --git a/src/drivers/Quartz/Fl_Quartz_Graphics_Driver_rect.cxx b/src/drivers/Quartz/Fl_Quartz_Graphics_Driver_rect.cxx
deleted file mode 100644
index 234853ad6..000000000
--- a/src/drivers/Quartz/Fl_Quartz_Graphics_Driver_rect.cxx
+++ /dev/null
@@ -1,310 +0,0 @@
-//
-// Rectangle drawing routines for the Fast Light Tool Kit (FLTK).
-//
-// Copyright 1998-2018 by Bill Spitzak and others.
-//
-// This library is free software. Distribution and use rights are outlined in
-// the file "COPYING" which should have been included with this file. If this
-// file is missing or damaged, see the license at:
-//
-// https://www.fltk.org/COPYING.php
-//
-// Please see the following page on how to report bugs and issues:
-//
-// https://www.fltk.org/bugs.php
-//
-
-
-#include <FL/Fl.H>
-#include <FL/platform.H>
-#include <math.h>
-
-
-/**
- \file quartz_rect.cxx
- \brief Apple Quartz specific line and polygon drawing with integer coordinates.
-*/
-
-
-#include "Fl_Quartz_Graphics_Driver.H"
-
-
-// --- line and polygon drawing with integer coordinates
-
-void Fl_Quartz_Graphics_Driver::point(int x, int y) {
- CGContextFillRect(gc_, CGRectMake(x - 0.5, y - 0.5, 1, 1) );
-}
-
-void Fl_Quartz_Graphics_Driver::rect(int x, int y, int w, int h) {
- if (w<=0 || h<=0) return;
- double offset = (quartz_line_width_ >= 2 ? quartz_line_width_/4 : 0);
- CGRect rect = CGRectMake(x - offset, y - offset, w-1, h-1);
- CGContextStrokeRect(gc_, rect);
-}
-
-void Fl_Quartz_Graphics_Driver::focus_rect(int x, int y, int w, int h)
-{
- CGContextSaveGState(gc_);
- float s = scale();
- CGContextScaleCTM(gc_, 1/s, 1/s);
- CGFloat lw = (s >= 1 ? floor(s) : 1);
- CGContextSetLineWidth(gc_, lw);
- CGFloat dots[2] = {lw, lw};
- CGContextSetLineDash(gc_, 0, dots, 2);
- CGContextStrokeRect(gc_, CGRectMake(x*s, y*s, (w-1)*s, (h-1)*s));
- CGContextRestoreGState(gc_);
-}
-
-void Fl_Quartz_Graphics_Driver::rectf(int x, int y, int w, int h) {
- if (w<=0 || h<=0) return;
- CGRect rect = CGRectMake(x - 0.5, y - 0.5, w , h);
- CGContextFillRect(gc_, rect);
-}
-
-void Fl_Quartz_Graphics_Driver::line(int x, int y, int x1, int y1) {
- if (quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, true);
- CGContextMoveToPoint(gc_, x, y);
- CGContextAddLineToPoint(gc_, x1, y1);
- CGContextStrokePath(gc_);
- if (quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, false);
-}
-
-void Fl_Quartz_Graphics_Driver::line(int x, int y, int x1, int y1, int x2, int y2) {
- if (quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, true);
- CGContextMoveToPoint(gc_, x, y);
- CGContextAddLineToPoint(gc_, x1, y1);
- CGContextAddLineToPoint(gc_, x2, y2);
- CGContextStrokePath(gc_);
- if (quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, false);
-}
-
-void Fl_Quartz_Graphics_Driver::xyline(int x, int y, int x1) {
- if (has_feature(PRINTER) || quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, true);
- CGContextMoveToPoint(gc_, x, y);
- CGContextAddLineToPoint(gc_, x1, y);
- CGContextStrokePath(gc_);
- if (high_resolution() || scale()>=2) {
- /* On retina displays, all xyline() and yxline() functions produce lines that are half-unit
- (or one pixel) too short at both ends. This is corrected by filling at both ends rectangles
- of size one unit by line-width.
- */
- CGContextFillRect(gc_, CGRectMake(x-0.5 , y - quartz_line_width_/2, 1 , quartz_line_width_));
- CGContextFillRect(gc_, CGRectMake(x1-0.5 , y - quartz_line_width_/2, 1 , quartz_line_width_));
- }
- if (has_feature(PRINTER) || quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, false);
-}
-
-void Fl_Quartz_Graphics_Driver::xyline(int x, int y, int x1, int y2) {
- if (has_feature(PRINTER) || quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, true);
- CGContextMoveToPoint(gc_, x, y);
- CGContextAddLineToPoint(gc_, x1, y);
- CGContextAddLineToPoint(gc_, x1, y2);
- CGContextStrokePath(gc_);
- if (high_resolution() || scale()>=2) {
- CGContextFillRect(gc_, CGRectMake(x-0.5, y - quartz_line_width_/2, 1 , quartz_line_width_));
- CGContextFillRect(gc_, CGRectMake(x1 - quartz_line_width_/2, y2-0.5, quartz_line_width_, 1));
- }
- if (has_feature(PRINTER) || quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, false);
-}
-
-void Fl_Quartz_Graphics_Driver::xyline(int x, int y, int x1, int y2, int x3) {
- if (has_feature(PRINTER) || quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, true);
- CGContextMoveToPoint(gc_, x, y);
- CGContextAddLineToPoint(gc_, x1, y);
- CGContextAddLineToPoint(gc_, x1, y2);
- CGContextAddLineToPoint(gc_, x3, y2);
- CGContextStrokePath(gc_);
- if (high_resolution() || scale()>=2) {
- CGContextFillRect(gc_, CGRectMake(x-0.5, y - quartz_line_width_/2, 1 , quartz_line_width_));
- CGContextFillRect(gc_, CGRectMake(x3-0.5, y2 - quartz_line_width_/2, 1 , quartz_line_width_));
- }
- if (has_feature(PRINTER) || quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, false);
-}
-
-void Fl_Quartz_Graphics_Driver::yxline(int x, int y, int y1) {
- if (has_feature(PRINTER) || quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, true);
- CGContextMoveToPoint(gc_, x, y);
- CGContextAddLineToPoint(gc_, x, y1);
- CGContextStrokePath(gc_);
- if (high_resolution() || scale()>=2) {
- CGContextFillRect(gc_, CGRectMake(x - quartz_line_width_/2, y-0.5, quartz_line_width_, 1));
- CGContextFillRect(gc_, CGRectMake(x - quartz_line_width_/2, y1-0.5, quartz_line_width_, 1));
- }
- if (has_feature(PRINTER) || quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, false);
-}
-
-void Fl_Quartz_Graphics_Driver::yxline(int x, int y, int y1, int x2) {
- if (has_feature(PRINTER) || quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, true);
- CGContextMoveToPoint(gc_, x, y);
- CGContextAddLineToPoint(gc_, x, y1);
- CGContextAddLineToPoint(gc_, x2, y1);
- CGContextStrokePath(gc_);
- if (high_resolution() || scale()>=2) {
- CGContextFillRect(gc_, CGRectMake(x - quartz_line_width_/2, y-0.5, quartz_line_width_, 1));
- CGContextFillRect(gc_, CGRectMake(x2-0.5, y1 - quartz_line_width_/2, 1 , quartz_line_width_));
- }
- if (has_feature(PRINTER) || quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, false);
-}
-
-void Fl_Quartz_Graphics_Driver::yxline(int x, int y, int y1, int x2, int y3) {
- if (has_feature(PRINTER) || quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, true);
- CGContextMoveToPoint(gc_, x, y);
- CGContextAddLineToPoint(gc_, x, y1);
- CGContextAddLineToPoint(gc_, x2, y1);
- CGContextAddLineToPoint(gc_, x2, y3);
- CGContextStrokePath(gc_);
- if (high_resolution() || scale()>=2) {
- CGContextFillRect(gc_, CGRectMake(x - quartz_line_width_/2, y-0.5, quartz_line_width_, 1));
- CGContextFillRect(gc_, CGRectMake(x2 - quartz_line_width_/2, y3-0.5, quartz_line_width_, 1));
- }
- if (has_feature(PRINTER) || quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, false);
-}
-
-void Fl_Quartz_Graphics_Driver::loop(int x, int y, int x1, int y1, int x2, int y2) {
- if (quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, true);
- CGContextMoveToPoint(gc_, x, y);
- CGContextAddLineToPoint(gc_, x1, y1);
- CGContextAddLineToPoint(gc_, x2, y2);
- CGContextClosePath(gc_);
- CGContextStrokePath(gc_);
- if (quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, false);
-}
-
-void Fl_Quartz_Graphics_Driver::loop(int x, int y, int x1, int y1, int x2, int y2, int x3, int y3) {
- if (quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, true);
- CGContextMoveToPoint(gc_, x, y);
- CGContextAddLineToPoint(gc_, x1, y1);
- CGContextAddLineToPoint(gc_, x2, y2);
- CGContextAddLineToPoint(gc_, x3, y3);
- CGContextClosePath(gc_);
- CGContextStrokePath(gc_);
- if (quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(gc_, false);
-}
-
-void Fl_Quartz_Graphics_Driver::overlay_rect(int x, int y, int w , int h) {
- float s = scale(); if (s < 2) s = 0;
- CGContextSetLineWidth(gc_, 0.05);
- CGContextMoveToPoint(gc_, x, y);
- CGContextAddLineToPoint(gc_, x+w-1 +s/8, y);
- CGContextAddLineToPoint(gc_, x+w-1 +s/8, y+h-1 -s/8);
- CGContextAddLineToPoint(gc_, x, y+h-1 -s/8);
- CGContextClosePath(gc_);
- CGContextStrokePath(gc_);
- CGContextSetLineWidth(gc_, quartz_line_width_);
-}
-
-void Fl_Quartz_Graphics_Driver::polygon(int x, int y, int x1, int y1, int x2, int y2) {
- CGContextSetShouldAntialias(gc_, true);
- CGContextMoveToPoint(gc_, x, y);
- CGContextAddLineToPoint(gc_, x1, y1);
- CGContextAddLineToPoint(gc_, x2, y2);
- CGContextClosePath(gc_);
- CGContextFillPath(gc_);
- CGContextSetShouldAntialias(gc_, false);
-}
-
-void Fl_Quartz_Graphics_Driver::polygon(int x, int y, int x1, int y1, int x2, int y2, int x3, int y3) {
- CGContextSetShouldAntialias(gc_, true);
- CGContextMoveToPoint(gc_, x, y);
- CGContextAddLineToPoint(gc_, x1, y1);
- CGContextAddLineToPoint(gc_, x2, y2);
- CGContextAddLineToPoint(gc_, x3, y3);
- CGContextClosePath(gc_);
- CGContextFillPath(gc_);
- CGContextSetShouldAntialias(gc_, false);
-}
-
-// --- clipping
-
-// intersects current and x,y,w,h rectangle and returns result as a new Fl_Region
-static Fl_Region intersect_region_and_rect(Fl_Region current_, int x,int y,int w, int h)
-{
- if (current_ == NULL) return Fl_Graphics_Driver::default_driver().XRectangleRegion(x,y,w,h);
- struct flCocoaRegion* current = (struct flCocoaRegion*)current_;
- CGRect r = Fl_Quartz_Graphics_Driver::fl_cgrectmake_cocoa(x, y, w, h);
- struct flCocoaRegion* outr = (struct flCocoaRegion*)malloc(sizeof(struct flCocoaRegion));
- outr->count = current->count;
- outr->rects =(CGRect*)malloc(outr->count * sizeof(CGRect));
- int j = 0;
- for(int i = 0; i < current->count; i++) {
- CGRect test = CGRectIntersection(current->rects[i], r);
- if (!CGRectIsEmpty(test)) outr->rects[j++] = test;
- }
- if (j) {
- outr->count = j;
- outr->rects = (CGRect*)realloc(outr->rects, outr->count * sizeof(CGRect));
- }
- else {
- Fl_Graphics_Driver::default_driver().XDestroyRegion(outr);
- outr = (struct flCocoaRegion*)Fl_Graphics_Driver::default_driver().XRectangleRegion(0,0,0,0);
- }
- return outr;
-}
-
-
-void Fl_Quartz_Graphics_Driver::push_clip(int x, int y, int w, int h) {
- Fl_Region r;
- if (w > 0 && h > 0) {
- r = XRectangleRegion(x,y,w,h);
- Fl_Region current = rstack[rstackptr];
- if (current) {
- XDestroyRegion(r);
- r = intersect_region_and_rect(current, x,y,w,h);
- }
- } else { // make empty clip region:
- r = XRectangleRegion(0,0,0,0);
- }
- if (rstackptr < region_stack_max) rstack[++rstackptr] = r;
- else Fl::warning("Fl_Quartz_Graphics_Driver::push_clip: clip stack overflow!\n");
- restore_clip();
-}
-
-int Fl_Quartz_Graphics_Driver::clip_box(int x, int y, int w, int h, int& X, int& Y, int& W, int& H){
- X = x; Y = y; W = w; H = h;
- struct flCocoaRegion* r = (struct flCocoaRegion*)rstack[rstackptr];
- if (!r) return 0;
- CGRect arg = fl_cgrectmake_cocoa(x, y, w, h);
- CGRect u = CGRectMake(0,0,0,0);
- CGRect test;
- for (int i = 0; i < r->count; i++) {
- test = CGRectIntersection(r->rects[i], arg);
- if ( !CGRectIsEmpty(test) ) {
- if(CGRectIsEmpty(u)) u = test;
- else u = CGRectUnion(u, test);
- }
- }
- X = int(u.origin.x + 0.5); // reverse offset introduced by fl_cgrectmake_cocoa()
- Y = int(u.origin.y + 0.5);
- W = int(u.size.width + 0.5); // round to nearest integer
- H = int(u.size.height + 0.5);
- if (CGRectIsEmpty(u)) W = H = 0;
- return !CGRectEqualToRect(arg, u);
-}
-
-int Fl_Quartz_Graphics_Driver::not_clipped(int x, int y, int w, int h) {
- if (x+w <= 0 || y+h <= 0) return 0;
- struct flCocoaRegion* r = (struct flCocoaRegion*)rstack[rstackptr];
- if (!r) return 1;
- CGRect arg = fl_cgrectmake_cocoa(x, y, w, h);
- for (int i = 0; i < r->count; i++) {
- CGRect test = CGRectIntersection(r->rects[i], arg);
- if (!CGRectIsEmpty(test)) return 1;
- }
- return 0;
-}
-
-void Fl_Quartz_Graphics_Driver::restore_clip() {
- fl_clip_state_number++;
- struct flCocoaRegion* r = (struct flCocoaRegion*)rstack[rstackptr];
- if ( fl_window || gc_ ) { // clipping for a true window or an offscreen buffer
- if (gc_) {
- CGContextRestoreGState(gc_);
- CGContextSaveGState(gc_);
- }
- color(color());
- quartz_restore_line_style();
- if (r) { //apply program clip
- CGContextClipToRects(gc_, r->rects, r->count);
- }
- }
-}
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