zoomedit: Added level editor zoomedit.

1 files changed, 86 insertions, 0 deletions

diff --git a/draw.c b/draw.c
new file mode 100644
index 0000000..11840ee
--- /dev/null
+++ b/draw.c
@@ -0,0 +1,86 @@
+#include "draw.h"
+#include "level.h"
+#include <gtk/gtk.h>
+#include <cairo/cairo.h>
+
+
+static double scale = 100.0;
+static double xTranslate = 0.0, yTranslate = 0.0;
+
+static void room2path(cairo_t *cr, ROOM *room) {
+  int i;
+  
+  
+  if(room->nVertices == 0) return;
+  
+  cairo_move_to(cr, room->vertices[0].x, room->vertices[0].y);
+  
+  for(i = 1; i < room->nVertices; i++)
+    cairo_line_to(cr, room->vertices[i].x, room->vertices[i].y);
+  
+  cairo_close_path(cr);
+}
+
+gboolean drawTopView(GtkWidget *widget, GdkEventExpose *event, gpointer data) {
+  VERTEX vertices[4] = {{-1,-1}, {-1,1}, {1,1}, {1,-1}};
+  ROOM room = {sizeof(vertices)/sizeof(vertices[0]), vertices};
+  LEVEL lvl = {1, &room};
+  cairo_t *cr;
+  int i;
+  
+  
+  cr = gdk_cairo_create(widget->window);
+  
+  cairo_rectangle(cr, event->area.x, event->area.y, event->area.width, event->area.height);
+  cairo_clip(cr);
+  
+  cairo_translate(cr, getImageWidth()/2-xTranslate, getImageHeight()/2-yTranslate);
+  cairo_scale(cr, scale, scale);
+  
+  cairo_set_line_width(cr, 1.0/scale);
+  
+  for(i = 0; i < lvl.nRooms; i++)
+    room2path(cr, &lvl.rooms[i]);
+  
+  cairo_set_source_rgba(cr, 0.0, 0.7, 1.0, 0.3);
+  cairo_fill_preserve(cr);
+  
+  cairo_set_source_rgba(cr, 0.0, 0.7, 1.0, 0.7);
+  cairo_stroke(cr);
+  
+  cairo_destroy (cr);
+  
+  return FALSE;
+}
+
+double getScale() {
+  return scale;
+}
+
+void setScale(double s) {
+  scale = s;
+}
+
+double getImageWidth() {
+  return 5*scale;
+}
+
+double getImageHeight() {
+  return 5*scale;
+}
+
+double getXTranslate() {
+  return xTranslate;
+}
+
+void setXTranslate(double x) {
+  xTranslate = x;
+}
+
+double getYTranslate() {
+  return yTranslate;
+}
+
+void setYTranslate(double y) {
+  yTranslate = y;
+}