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authorThomas White <taw@physics.org>2021-06-09 17:58:24 +0200
committerThomas White <taw@physics.org>2021-06-19 19:49:05 +0200
commitc6c277b79711a0999d6db39a06cc3981cf3fd8a9 (patch)
treef55592b4513b1a701530d8ac4043ee6fb964cef9 /src
parent49b569408adb6c2709adbd816d2a6d0e283320f2 (diff)
Skeleton fixture display tool
Diffstat (limited to 'src')
-rw-r--r--src/starlet-fixture-display.c307
1 files changed, 307 insertions, 0 deletions
diff --git a/src/starlet-fixture-display.c b/src/starlet-fixture-display.c
new file mode 100644
index 0000000..2f8c29b
--- /dev/null
+++ b/src/starlet-fixture-display.c
@@ -0,0 +1,307 @@
+/*
+ * starlet-fixture-display.c
+ *
+ * Copyright © 2019-2021 Thomas White <taw@bitwiz.me.uk>
+ *
+ * This file is part of Starlet.
+ *
+ * This program 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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/>.
+ *
+ */
+
+
+#include <gtk/gtk.h>
+#include <getopt.h>
+#include <string.h>
+#include <stdlib.h>
+#include <sys/stat.h>
+#include <glib.h>
+#include <glib/gstdio.h>
+
+#include <libintl.h>
+#define _(x) gettext(x)
+
+
+#define OVERALL_BORDER (20.0)
+#define FIXTURE_BORDER (5.0)
+
+
+struct fixture
+{
+ char *label;
+};
+
+
+struct fixture_display
+{
+ double fixture_tile_width;
+ struct fixture *fixtures;
+ int n_fixtures;
+ GtkWidget *da;
+};
+
+
+static void draw_fixture(cairo_t *cr,
+ PangoContext *pc,
+ PangoFontDescription *fontdesc,
+ struct fixture_display *fixd,
+ struct fixture *fix)
+{
+ PangoLayout *layout;
+ const double w = 40.0;
+ const double h = 3.0/2.0*w;
+ //char tmp[32];
+
+ /* Pan/tilt (underneath rectangle) */
+// if ( fix->cls->attributes & PANTILT ) {
+//
+// double x = w*(1.0 + fix->v.pan)/2.0;
+// double y = h*(1.0 - fix->v.tilt)/2.0;
+//
+// cairo_move_to(cr, x, -1.0);
+// cairo_line_to(cr, x, h+1.0);
+// cairo_set_source_rgb(cr, 1.0, 0.0, 0.0);
+// cairo_set_line_width(cr, 1.0);
+// cairo_stroke(cr);
+//
+// cairo_move_to(cr, -1.0, y);
+// cairo_line_to(cr, w+1.0, y);
+// cairo_set_source_rgb(cr, 1.0, 0.0, 0.0);
+// cairo_set_line_width(cr, 1.0);
+// cairo_stroke(cr);
+//
+// }
+
+ cairo_rectangle(cr, 0.0, 0.0, w, h);
+ //if ( fixture_selected(fixd, fix) ) {
+ // cairo_set_source_rgba(cr, 0.3, 0.3, 0.9, 0.9);
+ //} else {
+ cairo_set_source_rgba(cr, 0.3, 0.3, 0.3, 0.9);
+ //}
+ cairo_fill_preserve(cr);
+ cairo_set_source_rgb(cr, 1.0, 1.0, 1.0);
+ cairo_set_line_width(cr, 1.0);
+ cairo_stroke(cr);
+
+ /* Label */
+ layout = pango_layout_new(pc);
+ pango_layout_set_text(layout, fix->label, -1);
+ pango_layout_set_width(layout, (w*PANGO_SCALE)-4.0);
+ pango_layout_set_alignment(layout, PANGO_ALIGN_CENTER);
+ pango_layout_set_font_description(layout, fontdesc);
+ cairo_set_source_rgb(cr, 1.0, 1.0, 1.0);
+ cairo_move_to(cr, 0.0, 2.0);
+ pango_cairo_show_layout(cr, layout);
+ g_object_unref(layout);
+
+ /* Intensity */
+ //snprintf(tmp, 32, "%.0f %%", fix->v.intensity*100.0);
+ //layout = pango_layout_new(pc);
+ //pango_layout_set_text(layout, tmp, -1);
+ //pango_layout_set_width(layout, (w*PANGO_SCALE)-4.0);
+ //pango_layout_set_alignment(layout, PANGO_ALIGN_CENTER);
+ //pango_layout_set_font_description(layout, fontdesc);
+ //cairo_set_source_rgb(cr, 1.0, 1.0, 1.0);
+ //cairo_move_to(cr, 0.0, 15.0);
+ //pango_cairo_show_layout(cr, layout);
+ //g_object_unref(layout);
+}
+
+
+static gboolean draw_sig(GtkWidget *widget, cairo_t *cr, struct fixture_display *fixd)
+{
+ int w, h;
+ int i;
+ PangoContext *pc;
+ PangoFontDescription *fontdesc;
+ double x, y;
+
+ w = gtk_widget_get_allocated_width(widget);
+ h = gtk_widget_get_allocated_height(widget);
+ pc = gtk_widget_get_pango_context(widget);
+
+ /* Overall background */
+ cairo_set_source_rgb(cr, 0.0, 0.0, 0.2);
+ cairo_paint(cr);
+
+ cairo_save(cr);
+ cairo_translate(cr, OVERALL_BORDER, OVERALL_BORDER);
+ w -= OVERALL_BORDER*2.0;
+ h -= OVERALL_BORDER*2.0;
+
+ /* Fixtures */
+ x = FIXTURE_BORDER;
+ y = FIXTURE_BORDER;
+ fontdesc = pango_font_description_from_string("Comfortaa Bold 8");
+ for ( i=0; i<fixd->n_fixtures; i++ ) {
+ cairo_save(cr);
+ cairo_translate(cr, x, y);
+ cairo_scale(cr, fixd->fixture_tile_width/40.0, fixd->fixture_tile_width/40.0);
+ draw_fixture(cr, pc, fontdesc, fixd, &fixd->fixtures[i]);
+ cairo_restore(cr);
+ x += fixd->fixture_tile_width + FIXTURE_BORDER*2;
+ if ( x + fixd->fixture_tile_width + FIXTURE_BORDER*2 > w ) {
+ x = FIXTURE_BORDER;
+ y += fixd->fixture_tile_width*3.0/2.0 + FIXTURE_BORDER*2;
+ }
+ }
+
+ cairo_restore(cr);
+
+ return FALSE;
+}
+
+
+static void redraw(struct fixture_display *fixd)
+{
+ gint w, h;
+ w = gtk_widget_get_allocated_width(GTK_WIDGET(fixd->da));
+ h = gtk_widget_get_allocated_height(GTK_WIDGET(fixd->da));
+ gtk_widget_queue_draw_area(GTK_WIDGET(fixd->da), 0, 0, w, h);
+}
+
+
+static gboolean key_press_sig(GtkWidget *da, GdkEventKey *event, struct fixture_display *fixd)
+{
+ int claim = 1;
+
+ switch ( event->keyval ) {
+
+ case GDK_KEY_Escape :
+ /* FIXME: Send (sel #f) */
+ break;
+
+ default :
+ claim = 0;
+ break;
+
+ }
+
+ if ( claim ) return TRUE;
+ return FALSE;
+}
+
+
+static gint realise_sig(GtkWidget *da, struct fixture_display *fixd)
+{
+ GdkWindow *win = gtk_widget_get_window(da);
+
+ /* Keyboard and input method stuff */
+ gdk_window_set_accept_focus(win, TRUE);
+ g_signal_connect(G_OBJECT(da), "key-press-event", G_CALLBACK(key_press_sig), fixd);
+
+ return FALSE;
+}
+
+
+static gboolean redraw_cb(gpointer data)
+{
+ redraw((struct fixture_display *)data);
+ return G_SOURCE_CONTINUE;
+}
+
+
+static void get_fixture_list(struct fixture_display *fixd)
+{
+ int i;
+ /* FIXME: Dummy */
+ int i;
+ fixd->fixtures = malloc(32*sizeof(struct fixture));
+ fixd->n_fixtures = 32;
+ for ( i=0; i<32; i++ ) {
+ char tmp[32];
+ snprintf(tmp, 31, "mh%i", 1+i);
+ fixd->fixtures[i].label = strdup(tmp);
+ }
+}
+
+
+static void show_help(const char *s)
+{
+ printf(_("Syntax: %s [options]\n\n"), s);
+ printf(_("Show fixtures in Starlet"
+ " -h, --help Display this help message.\n"));
+}
+
+
+int main(int argc, char *argv[])
+{
+ struct fixture_display fixd;
+ int c;
+ GtkWidget *mainwindow;
+ GtkWidget *da;
+
+ gtk_init(&argc, &argv);
+
+ const struct option longopts[] = {
+ {"help", 0, NULL, 'h'},
+ {0, 0, NULL, 0}
+ };
+
+ while ((c = getopt_long(argc, argv, "h", longopts, NULL)) != -1) {
+
+ switch (c)
+ {
+ case 'h' :
+ show_help(argv[0]);
+ return 0;
+
+ case 0 :
+ break;
+
+ default :
+ return 1;
+ }
+
+ }
+
+ #if !GLIB_CHECK_VERSION(2,36,0)
+ g_type_init();
+ #endif
+
+ bindtextdomain("starlet", LOCALEDIR);
+ textdomain("starlet");
+
+ /* Create main window */
+ mainwindow = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+ gtk_window_set_default_size(GTK_WINDOW(mainwindow), 1024, 768);
+ g_signal_connect_swapped(G_OBJECT(mainwindow), "destroy",
+ gtk_main_quit, NULL);
+
+ da = gtk_drawing_area_new();
+
+ fixd.fixture_tile_width = 60.0;
+ fixd.fixtures = NULL;
+ fixd.n_fixtures = 0;
+ fixd.da = da;
+
+ gtk_container_add(GTK_CONTAINER(mainwindow), GTK_WIDGET(da));
+ gtk_widget_set_can_focus(GTK_WIDGET(da), TRUE);
+ gtk_widget_add_events(da, GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK
+ | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK
+ | GDK_BUTTON_MOTION_MASK);
+ g_signal_connect(G_OBJECT(da), "draw", G_CALLBACK(draw_sig), &fixd);
+ g_signal_connect(G_OBJECT(da), "realize", G_CALLBACK(realise_sig), &fixd);
+
+ gtk_widget_grab_focus(GTK_WIDGET(da));
+ gtk_widget_show_all(mainwindow);
+
+ g_timeout_add(50, redraw_cb, &fixd);
+
+ get_fixture_list(&fixd);
+
+ gtk_main();
+
+ return 0;
+}