konui: kon_uiImage

2 files changed, 23 insertions, 0 deletions

diff --git a/kon/konui.c b/kon/konui.c
index ec7651e..6de6971 100644
--- a/kon/konui.c
+++ b/kon/konui.c
@@ -1011,3 +1011,23 @@ void kon_uiNextWidth(kon_ui_t *ui, int width)
 {
 	ui->nextWidth = width;
 }
+
+void kon_uiImage(kon_ui_t *ui, kon_image *image, int width, int height)
+{
+	kon_rect_t r;
+	int x, y, tile = 8;
+
+	if (width < 1) width = 1;
+	if (height < 1) height = 1;
+	r = kon_uiNextRect_(ui, width, height);
+
+	for (y = 0; y < r.h; y += tile) {
+		for (x = 0; x < r.w; x += tile) {
+			int w = r.w - x < tile ? r.w - x : tile, h = r.h - y < tile ? r.h - y : tile;
+
+			kon_fillRectangle(ui->fb, r.x + x, r.y + y, w, h, ((x + y) / tile) % 2 ? ui->theme.title : ui->theme.panel);
+		}
+	}
+	if (image) kon_drawImage(ui->fb, r.x, r.y, r.w, r.h, image);
+	kon_uiOutline_(ui, r, ui->theme.border);
+}
diff --git a/kon/konui.h b/kon/konui.h
index c055b06..c4ea30f 100644
--- a/kon/konui.h
+++ b/kon/konui.h
@@ -131,6 +131,9 @@ int kon_uiTabs(kon_ui_t *ui, const char *const *labels, int count, int *current)
 int kon_uiTreeNode(kon_ui_t *ui, const char *label, int *open);
 void kon_uiIndent(kon_ui_t *ui, int amount);
 
+/* a picture drawn at width x height pixels (scaled to it) on a checkerboard, so see through parts show. image can be NULL for just the board */
+void kon_uiImage(kon_ui_t *ui, kon_image *image, int width, int height);
+
 void kon_uiSeparator(kon_ui_t *ui);
 void kon_uiSameLine(kon_ui_t *ui);