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Diffstat (limited to 'frontends/cocoa/coordinates.h')
-rw-r--r-- | frontends/cocoa/coordinates.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/frontends/cocoa/coordinates.h b/frontends/cocoa/coordinates.h new file mode 100644 index 000000000..516df437b --- /dev/null +++ b/frontends/cocoa/coordinates.h @@ -0,0 +1,104 @@ +/* + * Copyright 2011 Sven Weidauer <sven.weidauer@gmail.com> + * + * This file is part of NetSurf, http://www.netsurf-browser.org/ + * + * NetSurf is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * NetSurf is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef COCOA_COORDINATES_H +#define COCOA_COORDINATES_H + +extern CGFloat cocoa_scale_factor; + +static inline CGFloat cocoa_px_to_pt(int location) __attribute__((always_inline, pure)); +static inline CGFloat cocoa_px_to_pt_f(CGFloat location) __attribute__((always_inline, pure)); + +static inline int cocoa_pt_to_px(CGFloat location) __attribute__((always_inline, pure)); + +static inline NSPoint cocoa_point(int x, int y) __attribute__((always_inline, pure)); +static inline NSPoint cocoa_scaled_point(CGFloat scale, int x, int y) __attribute__((always_inline, pure)); + +static inline NSSize cocoa_size(int w, int h) __attribute__((always_inline, pure)); +static inline NSSize cocoa_scaled_size(CGFloat scale, int w, int h) __attribute__((always_inline, pure)); + +static inline NSRect cocoa_rect(int x0, int y0, int x1, int y1) __attribute__((always_inline, pure)); +static inline NSRect cocoa_rect_wh(int x, int y, int w, int h) __attribute__((always_inline, pure)); + +static inline NSRect cocoa_scaled_rect(CGFloat scale, int x0, int y0, int x1, int y1) __attribute__((always_inline, pure)); +static inline NSRect cocoa_scaled_rect_wh(CGFloat scale, int x, int y, int w, int h) __attribute__((always_inline, pure)); + +static inline CGFloat cocoa_px_to_pt(int location) +{ + return (CGFloat)location * cocoa_scale_factor; +} + +static inline CGFloat cocoa_px_to_pt_f(CGFloat location) +{ + return floor(location) * cocoa_scale_factor; +} + +static inline int cocoa_pt_to_px(CGFloat location) +{ + return location / cocoa_scale_factor; +} + +static inline NSPoint cocoa_point(int x, int y) +{ + return NSMakePoint(cocoa_px_to_pt(x), cocoa_px_to_pt(y)); +} + +static inline NSPoint cocoa_scaled_point(CGFloat scale, int x, int y) +{ + return NSMakePoint(cocoa_px_to_pt_f(scale * x), cocoa_px_to_pt_f(scale * y)); +} + +static inline NSSize cocoa_size(int w, int h) +{ + return NSMakeSize(cocoa_px_to_pt(w), cocoa_px_to_pt(h)); +} + +static inline NSSize cocoa_scaled_size(CGFloat scale, int w, int h) +{ + return NSMakeSize(cocoa_px_to_pt_f(scale * w), cocoa_px_to_pt_f(scale * h)); +} + +static inline NSRect cocoa_rect(int x0, int y0, int x1, int y1) +{ + return cocoa_rect_wh(x0, y0, x1 - x0, y1 - y0); +} + +static inline NSRect cocoa_rect_wh(int x, int y, int w, int h) +{ + const NSRect result = { + .origin = cocoa_point(x, y), + .size = cocoa_size(w, h) + }; + return result; +} + +static inline NSRect cocoa_scaled_rect_wh(CGFloat scale, int x, int y, int w, int h) +{ + const NSRect result = { + .origin = cocoa_scaled_point(scale, x, y), + .size = cocoa_scaled_size(scale, w, h) + }; + return result; +} + +static inline NSRect cocoa_scaled_rect(CGFloat scale, int x0, int y0, int x1, int y1) +{ + return cocoa_scaled_rect_wh(scale, x0, y0, x1 - x0, y1 - y0); +} + +#endif |