153 lines
4.0 KiB
C
153 lines
4.0 KiB
C
/*
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* Copyright 2008 - 2016 Chris Young <chris@unsatisfactorysoftware.co.uk>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf 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, see <http://www.gnu.org/licenses/>.
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*/
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#include "amiga/os3support.h"
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#include <proto/diskfont.h>
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#include <proto/exec.h>
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#include <proto/graphics.h>
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#include "utils/log.h"
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#include "utils/nsoption.h"
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#include "netsurf/browser_window.h"
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#include "netsurf/layout.h"
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#include "amiga/font.h"
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#include "amiga/font_bullet.h"
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#include "amiga/font_diskfont.h"
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#include "amiga/font_scan.h"
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static ULONG ami_devicedpi = 72;
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static ULONG ami_xdpi = 72;
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ULONG ami_font_dpi_get_devicedpi(void)
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{
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return ami_devicedpi;
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}
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ULONG ami_font_dpi_get_xdpi(void)
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{
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return ami_xdpi;
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}
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void ami_font_setdevicedpi(int id)
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{
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DisplayInfoHandle dih;
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struct DisplayInfo dinfo;
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if(nsoption_bool(bitmap_fonts) == true) {
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LOG("WARNING: Using diskfont.library for text. Forcing DPI to 72.");
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nsoption_set_int(screen_ydpi, 72);
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}
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ULONG ydpi = nsoption_int(screen_ydpi);
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ULONG xdpi = nsoption_int(screen_ydpi);
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browser_set_dpi(nsoption_int(screen_ydpi));
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if(id && (nsoption_int(monitor_aspect_x) != 0) && (nsoption_int(monitor_aspect_y) != 0))
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{
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if((dih = FindDisplayInfo(id)))
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{
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if(GetDisplayInfoData(dih, &dinfo, sizeof(struct DisplayInfo),
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DTAG_DISP, 0))
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{
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int xres = dinfo.Resolution.x;
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int yres = dinfo.Resolution.y;
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if((nsoption_int(monitor_aspect_x) != 4) || (nsoption_int(monitor_aspect_y) != 3))
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{
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/* AmigaOS sees 4:3 modes as square in the DisplayInfo database,
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* so we correct other modes to "4:3 equiv" here. */
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xres = (xres * nsoption_int(monitor_aspect_x)) / 4;
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yres = (yres * nsoption_int(monitor_aspect_y)) / 3;
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}
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xdpi = (yres * ydpi) / xres;
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LOG("XDPI = %ld, YDPI = %ld (DisplayInfo resolution %d x %d, corrected %d x %d)", xdpi, ydpi, dinfo.Resolution.x, dinfo.Resolution.y, xres, yres);
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}
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}
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}
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ami_xdpi = xdpi;
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ami_devicedpi = (xdpi << 16) | ydpi;
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}
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/* The below are simple font routines which should not be used for page rendering */
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struct TextFont *ami_font_open_disk_font(struct TextAttr *tattr)
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{
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struct TextFont *tfont = OpenDiskFont(tattr);
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return tfont;
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}
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void ami_font_close_disk_font(struct TextFont *tfont)
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{
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CloseFont(tfont);
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}
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/* Font initialisation */
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void ami_font_init(void)
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{
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if(nsoption_bool(bitmap_fonts) == false) {
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ami_font_bullet_init();
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} else {
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ami_font_diskfont_init();
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}
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}
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void ami_font_fini(void)
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{
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if(nsoption_bool(bitmap_fonts) == false) {
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ami_font_bullet_fini();
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}
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}
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/* Stub entry points */
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static nserror ami_font_width(const plot_font_style_t *fstyle,
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const char *string, size_t length,
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int *width)
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{
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if(__builtin_expect(ami_nsfont == NULL, 0)) return false;
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return ami_nsfont->width(fstyle, string, length, width);
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}
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static nserror ami_font_position(const plot_font_style_t *fstyle,
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const char *string, size_t length,
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int x, size_t *char_offset, int *actual_x)
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{
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if(__builtin_expect(ami_nsfont == NULL, 0)) return false;
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return ami_nsfont->posn(fstyle, string, length, x, char_offset, actual_x);
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}
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static nserror ami_font_split(const plot_font_style_t *fstyle,
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const char *string, size_t length,
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int x, size_t *char_offset, int *actual_x)
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{
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if(__builtin_expect(ami_nsfont == NULL, 0)) return false;
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return ami_nsfont->split(fstyle, string, length, x, char_offset, actual_x);
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}
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static struct gui_layout_table layout_table = {
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.width = ami_font_width,
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.position = ami_font_position,
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.split = ami_font_split,
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};
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struct gui_layout_table *ami_layout_table = &layout_table;
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