[project @ 2006-01-02 05:21:23 by rjw]

Image configuration tool.

svn path=/import/netsurf/; revision=1942

1 files changed, 176 insertions, 0 deletions

diff --git a/riscos/configure/con_image.c b/riscos/configure/con_image.c
new file mode 100644
index 000000000..2b1d2fd15
--- /dev/null
+++ b/riscos/configure/con_image.c
@@ -0,0 +1,176 @@
+/*
+ * This file is part of NetSurf, http://netsurf.sourceforge.net/
+ * Licensed under the GNU General Public License,
+ *		  http://www.opensource.org/licenses/gpl-license
+ * Copyright 2006 Richard Wilson <info@tinct.net>
+ */
+
+#include <stdbool.h>
+#include <swis.h>
+#include "oslib/osspriteop.h"
+#include "oslib/wimp.h"
+#include "netsurf/desktop/options.h"
+#include "netsurf/riscos/configure/configure.h"
+#include "netsurf/riscos/dialog.h"
+#include "netsurf/riscos/menus.h"
+#include "netsurf/riscos/options.h"
+#include "netsurf/riscos/tinct.h"
+#include "netsurf/riscos/wimp.h"
+#include "netsurf/riscos/wimp_event.h"
+#include "netsurf/utils/log.h"
+#include "netsurf/utils/utils.h"
+
+
+#define IMAGE_FOREGROUND_FIELD 3
+#define IMAGE_FOREGROUND_MENU 4
+#define IMAGE_BACKGROUND_FIELD 6
+#define IMAGE_BACKGROUND_MENU 7
+#define IMAGE_CURRENT_DISPLAY 8
+#define IMAGE_DEFAULT_BUTTON 9
+#define IMAGE_CANCEL_BUTTON 10
+#define IMAGE_OK_BUTTON 11
+
+static void ro_gui_options_image_default(wimp_pointer *pointer);
+static bool ro_gui_options_image_ok(wimp_w w);
+static void ro_gui_options_image_redraw(wimp_draw *redraw);
+static void ro_gui_options_image_update(wimp_w w, wimp_i i);
+static void ro_gui_options_image_read(wimp_w w,unsigned int *bg, unsigned int *fg);
+
+static osspriteop_area *example_images;
+int example_users = 0;
+unsigned int tinct_options[] = {tinct_USE_OS_SPRITE_OP, 0, tinct_DITHER,
+		tinct_ERROR_DIFFUSE};
+
+bool ro_gui_options_image_initialise(wimp_w w) {
+	char pathname[256];
+	int i;
+
+	/* load the sprite file */
+	if (example_users == 0) {
+		snprintf(pathname, 256, "%s.Resources.Image", NETSURF_DIR);
+		pathname[255] = '\0';
+		example_images = ro_gui_load_sprite_file(pathname);
+		if (!example_images)
+			return false;
+	}
+	example_users++;
+
+	/* set the current values */
+	for (i = 0; (i < 4); i++) {
+		if (option_fg_plot_style == tinct_options[i])
+			ro_gui_set_icon_string(w, IMAGE_FOREGROUND_FIELD,
+					image_quality_menu->entries[i].
+						data.indirected_text.text);
+		if (option_bg_plot_style == tinct_options[i])
+			ro_gui_set_icon_string(w, IMAGE_BACKGROUND_FIELD,
+					image_quality_menu->entries[i].
+						data.indirected_text.text);
+	}
+
+	/* register icons */
+	ro_gui_wimp_event_register_menu_gright(w, IMAGE_FOREGROUND_FIELD,
+			IMAGE_FOREGROUND_MENU, image_quality_menu);
+	ro_gui_wimp_event_register_menu_gright(w, IMAGE_BACKGROUND_FIELD,
+			IMAGE_BACKGROUND_MENU, image_quality_menu);
+	ro_gui_wimp_event_register_redraw_window(w,
+			ro_gui_options_image_redraw);
+	ro_gui_wimp_event_register_button(w, IMAGE_DEFAULT_BUTTON,
+			ro_gui_options_image_default);
+	ro_gui_wimp_event_register_menu_selection(w,
+			ro_gui_options_image_update);
+	ro_gui_wimp_event_register_cancel(w, IMAGE_CANCEL_BUTTON);
+	ro_gui_wimp_event_register_ok(w, IMAGE_OK_BUTTON,
+			ro_gui_options_image_ok);
+	ro_gui_wimp_event_set_help_prefix(w, "HelpImageConfig");
+	ro_gui_wimp_event_memorise(w);
+	return true;
+
+}
+
+void ro_gui_options_image_finalise(wimp_w w) {
+	example_users--;
+	if (example_users == 0) {
+	  	free(example_images);
+	  	example_images = NULL;
+	}
+	ro_gui_wimp_event_finalise(w);
+}
+
+void ro_gui_options_image_update(wimp_w w, wimp_i i) {
+	ro_gui_force_redraw_icon(w, IMAGE_CURRENT_DISPLAY);
+}
+
+void ro_gui_options_image_redraw(wimp_draw *redraw) {
+	osbool more;
+	int origin_x, origin_y;
+	os_error *error;
+	wimp_icon_state icon_state;
+	osspriteop_header *bg = NULL, *fg = NULL;
+	unsigned int bg_tinct = 0, fg_tinct = 0;
+
+	/* get the icon location */
+	icon_state.w = redraw->w;
+	icon_state.i = IMAGE_CURRENT_DISPLAY;
+	error = xwimp_get_icon_state(&icon_state);
+	if (error) {
+		LOG(("xwimp_get_icon_state: 0x%x: %s",
+				error->errnum, error->errmess));
+		warn_user("MenuError", error->errmess);
+		return;
+	}
+	
+	/* find the sprites */
+	if (example_images) {
+		ro_gui_options_image_read(redraw->w, &bg_tinct, &fg_tinct);
+		xosspriteop_select_sprite(osspriteop_USER_AREA,
+				example_images, (osspriteop_id)"img_bg", &bg);
+		xosspriteop_select_sprite(osspriteop_USER_AREA,
+				example_images, (osspriteop_id)"img_fg", &fg);
+	}
+
+	/* perform the redraw */
+	more = wimp_redraw_window(redraw);
+	while (more) {
+		origin_x = redraw->box.x0 - redraw->xscroll +
+				icon_state.icon.extent.x0 + 2;
+		origin_y = redraw->box.y1 - redraw->yscroll +
+				icon_state.icon.extent.y0 + 2;
+		if (bg)
+			_swix(Tinct_Plot, _IN(2) | _IN(3) | _IN(4) | _IN(7),
+					bg, origin_x, origin_y, bg_tinct);
+		if (fg)
+			_swix(Tinct_PlotAlpha, _IN(2) | _IN(3) | _IN(4) | _IN(7),
+					fg, origin_x, origin_y, fg_tinct);
+		more = wimp_get_rectangle(redraw);
+	}
+}
+
+void ro_gui_options_image_read(wimp_w w, unsigned int *bg, unsigned int *fg) {
+	char *text;
+	int i;
+	
+	text = ro_gui_get_icon_string(w, IMAGE_FOREGROUND_FIELD);
+	for (i = 0; (i < 4); i++)
+		if (!strcmp(text, image_quality_menu->entries[i].
+				data.indirected_text.text))
+			*fg = tinct_options[i];
+	text = ro_gui_get_icon_string(w, IMAGE_BACKGROUND_FIELD);
+	for (i = 0; (i < 4); i++)
+		if (!strcmp(text, image_quality_menu->entries[i].
+				data.indirected_text.text))
+			*bg = tinct_options[i];
+}
+
+void ro_gui_options_image_default(wimp_pointer *pointer) {
+  	ro_gui_set_icon_string(pointer->w, IMAGE_FOREGROUND_FIELD,
+			image_quality_menu->entries[3].data.indirected_text.text);
+  	ro_gui_set_icon_string(pointer->w, IMAGE_BACKGROUND_FIELD,
+			image_quality_menu->entries[2].data.indirected_text.text);
+	ro_gui_force_redraw_icon(pointer->w, IMAGE_CURRENT_DISPLAY);
+}
+
+bool ro_gui_options_image_ok(wimp_w w) {
+	ro_gui_options_image_read(w, &option_bg_plot_style, &option_fg_plot_style);
+	ro_gui_save_options();
+	return true;
+}