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-rw-r--r--Build/source/libs/icu/icu-xetex/samples/layout/cgnomelayout.c342
1 files changed, 342 insertions, 0 deletions
diff --git a/Build/source/libs/icu/icu-xetex/samples/layout/cgnomelayout.c b/Build/source/libs/icu/icu-xetex/samples/layout/cgnomelayout.c
new file mode 100644
index 00000000000..f95b7a5c6bc
--- /dev/null
+++ b/Build/source/libs/icu/icu-xetex/samples/layout/cgnomelayout.c
@@ -0,0 +1,342 @@
+
+/*
+ ****************************************************************************** *
+ *
+ * Copyright (C) 1999-2007, International Business Machines
+ * Corporation and others. All Rights Reserved.
+ *
+ ****************************************************************************** *
+ */
+
+#include <gnome.h>
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#include "pflow.h"
+
+#include "gnomeglue.h"
+
+#include "arraymem.h"
+
+struct Context
+{
+ long width;
+ long height;
+ pf_flow *paragraph;
+};
+
+typedef struct Context Context;
+
+static FT_Library engine;
+static gs_guiSupport *guiSupport;
+static fm_fontMap *fontMap;
+static le_font *font;
+
+static GSList *appList = NULL;
+
+GtkWidget *newSample(const gchar *fileName);
+void closeSample(GtkWidget *sample);
+
+static void showabout(GtkWidget *widget, gpointer data)
+{
+ GtkWidget *aboutBox;
+ const gchar *documentedBy[] = {NULL};
+ const gchar *writtenBy[] = {
+ "Eric Mader",
+ NULL
+ };
+
+ aboutBox = gnome_about_new("Gnome Layout Sample",
+ "0.1",
+ "Copyright (C) 1998-2006 By International Business Machines Corporation and others. All Rights Reserved.",
+ "A simple demo of the ICU LayoutEngine.",
+ writtenBy,
+ documentedBy,
+ "",
+ NULL);
+
+ gtk_widget_show(aboutBox);
+}
+
+#if 0
+static void notimpl(GtkObject *object, gpointer data)
+{
+ gnome_ok_dialog("Not implemented...");
+}
+#endif
+
+static gchar *prettyTitle(const gchar *path)
+{
+ const gchar *name = g_basename(path);
+ gchar *title = g_strconcat("Gnome Layout Sample - ", name, NULL);
+
+ return title;
+}
+
+static void openOK(GtkObject *object, gpointer data)
+{
+ GtkFileSelection *fileselection = GTK_FILE_SELECTION(data);
+ GtkWidget *app = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(fileselection), "app"));
+ Context *context = (Context *) gtk_object_get_data(GTK_OBJECT(app), "context");
+ gchar *fileName = g_strdup(gtk_file_selection_get_filename(fileselection));
+ pf_flow *newPara;
+
+ gtk_widget_destroy(GTK_WIDGET(fileselection));
+
+ newPara = pf_factory(fileName, font, guiSupport);
+
+ if (newPara != NULL) {
+ gchar *title = prettyTitle(fileName);
+ GtkWidget *area = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(app), "area"));
+
+ if (context->paragraph != NULL) {
+ pf_close(context->paragraph);
+ }
+
+ context->paragraph = newPara;
+ gtk_window_set_title(GTK_WINDOW(app), title);
+
+ gtk_widget_hide(area);
+ pf_breakLines(context->paragraph, context->width, context->height);
+ gtk_widget_show_all(area);
+
+ g_free(title);
+ }
+
+ g_free(fileName);
+}
+
+static void openfile(GtkObject *object, gpointer data)
+{
+ GtkWidget *app = GTK_WIDGET(data);
+ GtkWidget *fileselection;
+ GtkWidget *okButton;
+ GtkWidget *cancelButton;
+
+ fileselection =
+ gtk_file_selection_new("Open File");
+
+ gtk_object_set_data(GTK_OBJECT(fileselection), "app", app);
+
+ okButton =
+ GTK_FILE_SELECTION(fileselection)->ok_button;
+
+ cancelButton =
+ GTK_FILE_SELECTION(fileselection)->cancel_button;
+
+ gtk_signal_connect(GTK_OBJECT(fileselection), "destroy",
+ GTK_SIGNAL_FUNC(gtk_main_quit), NULL);
+
+ gtk_signal_connect(GTK_OBJECT(okButton), "clicked",
+ GTK_SIGNAL_FUNC(openOK), fileselection);
+
+ gtk_signal_connect_object(GTK_OBJECT(cancelButton), "clicked",
+ GTK_SIGNAL_FUNC(gtk_widget_destroy), GTK_OBJECT(fileselection));
+
+ gtk_window_set_modal(GTK_WINDOW(fileselection), TRUE);
+ gtk_widget_show(fileselection);
+ gtk_main();
+}
+
+static void newapp(GtkObject *object, gpointer data)
+{
+ GtkWidget *app = newSample("Sample.txt");
+
+ gtk_widget_show_all(app);
+}
+
+static void closeapp(GtkWidget *widget, gpointer data)
+{
+ GtkWidget *app = GTK_WIDGET(data);
+
+ closeSample(app);
+}
+
+static void shutdown(GtkObject *object, gpointer data)
+{
+ gtk_main_quit();
+}
+
+GnomeUIInfo fileMenu[] =
+{
+ GNOMEUIINFO_MENU_NEW_ITEM((gchar *) "_New Sample",
+ (gchar *) "Create a new Gnome Layout Sample",
+ newapp, NULL),
+
+ GNOMEUIINFO_MENU_OPEN_ITEM(openfile, NULL),
+ GNOMEUIINFO_SEPARATOR,
+ GNOMEUIINFO_MENU_CLOSE_ITEM(closeapp, NULL),
+ GNOMEUIINFO_MENU_EXIT_ITEM(shutdown, NULL),
+ GNOMEUIINFO_END
+};
+
+GnomeUIInfo helpMenu[] =
+{
+ /* GNOMEUIINFO_HELP("gnomelayout"), */
+ GNOMEUIINFO_MENU_ABOUT_ITEM(showabout, NULL),
+ GNOMEUIINFO_END
+};
+
+GnomeUIInfo mainMenu[] =
+{
+ GNOMEUIINFO_SUBTREE(N_((gchar *) "File"), fileMenu),
+ GNOMEUIINFO_SUBTREE(N_((gchar *) "Help"), helpMenu),
+ GNOMEUIINFO_END
+};
+
+static gint eventDelete(GtkWidget *widget, GdkEvent *event, gpointer data)
+{
+ closeSample(widget);
+
+ /* indicate that closeapp already destroyed the window */
+ return TRUE;
+}
+
+static gint eventConfigure(GtkWidget *widget, GdkEventConfigure *event, Context *context)
+{
+ if (context->paragraph != NULL) {
+ context->width = event->width;
+ context->height = event->height;
+
+ if (context->width > 0 && context->height > 0) {
+ pf_breakLines(context->paragraph, context->width, context->height);
+ }
+ }
+
+ return TRUE;
+}
+
+static gint eventExpose(GtkWidget *widget, GdkEvent *event, Context *context)
+{
+ if (context->paragraph != NULL) {
+ gint maxLines = pf_getLineCount(context->paragraph) - 1;
+ gint firstLine = 0, lastLine = context->height / pf_getLineHeight(context->paragraph);
+ rs_surface *surface = rs_gnomeRenderingSurfaceOpen(widget);
+
+ pf_draw(context->paragraph, surface, firstLine, (maxLines < lastLine)? maxLines : lastLine);
+
+ rs_gnomeRenderingSurfaceClose(surface);
+ }
+
+ return TRUE;
+}
+
+GtkWidget *newSample(const gchar *fileName)
+{
+ Context *context = NEW_ARRAY(Context, 1);
+ gchar *title;
+ GtkWidget *app;
+ GtkWidget *area;
+ GtkStyle *style;
+ int i;
+
+ context->width = 600;
+ context->height = 400;
+ context->paragraph = pf_factory(fileName, font, guiSupport);
+
+ title = prettyTitle(fileName);
+ app = gnome_app_new("gnomeLayout", title);
+
+ gtk_object_set_data(GTK_OBJECT(app), "context", context);
+
+ gtk_window_set_default_size(GTK_WINDOW(app), 600 - 24, 400);
+
+ gnome_app_create_menus_with_data(GNOME_APP(app), mainMenu, app);
+
+ gtk_signal_connect(GTK_OBJECT(app), "delete_event",
+ GTK_SIGNAL_FUNC(eventDelete), NULL);
+
+ area = gtk_drawing_area_new();
+ gtk_object_set_data(GTK_OBJECT(app), "area", area);
+
+ style = gtk_style_copy(gtk_widget_get_style(area));
+
+ for (i = 0; i < 5; i += 1) {
+ style->fg[i] = style->white;
+ }
+
+ gtk_widget_set_style(area, style);
+
+ gnome_app_set_contents(GNOME_APP(app), area);
+
+ gtk_signal_connect(GTK_OBJECT(area),
+ "expose_event",
+ GTK_SIGNAL_FUNC(eventExpose),
+ context);
+
+ gtk_signal_connect(GTK_OBJECT(area),
+ "configure_event",
+ GTK_SIGNAL_FUNC(eventConfigure),
+ context);
+
+ appList = g_slist_prepend(appList, app);
+
+ g_free(title);
+
+ return app;
+}
+
+void closeSample(GtkWidget *app)
+{
+ Context *context = (Context *) gtk_object_get_data(GTK_OBJECT(app), "context");
+
+ if (context->paragraph != NULL) {
+ pf_close(context->paragraph);
+ }
+
+ DELETE_ARRAY(context);
+
+ appList = g_slist_remove(appList, app);
+
+ gtk_widget_destroy(app);
+
+ if (appList == NULL) {
+ gtk_main_quit();
+ }
+}
+
+int main (int argc, char *argv[])
+{
+ LEErrorCode fontStatus = LE_NO_ERROR;
+ poptContext ptctx;
+ GtkWidget *app;
+ const char *defaultArgs[] = {"Sample.txt", NULL};
+ const char **args;
+ int i;
+
+ FT_Init_FreeType(&engine);
+
+ gnome_init_with_popt_table("gnomelayout", "0.1", argc, argv, NULL, 0, &ptctx);
+
+ guiSupport = gs_gnomeGuiSupportOpen();
+ fontMap = fm_gnomeFontMapOpen(engine, "FontMap.Gnome", 24, guiSupport, &fontStatus);
+ font = le_scriptCompositeFontOpen(fontMap);
+
+ if (LE_FAILURE(fontStatus)) {
+ FT_Done_FreeType(engine);
+ return 1;
+ }
+
+ args = poptGetArgs(ptctx);
+
+ if (args == NULL) {
+ args = defaultArgs;
+ }
+
+ for (i = 0; args[i] != NULL; i += 1) {
+ app = newSample(args[i]);
+
+ gtk_widget_show_all(app);
+ }
+
+ poptFreeContext(ptctx);
+
+ gtk_main();
+
+ le_fontClose(font);
+ gs_gnomeGuiSupportClose(guiSupport);
+
+ FT_Done_FreeType(engine);
+
+ exit(0);
+}