text_set_width(), text_set_height(): New functions

And fill in all the remaining rows in text_render().

1 files changed, 17 insertions, 2 deletions

diff --git a/src/text.c b/src/text.c
index b7b569a..dea3259 100644
--- a/src/text.c
+++ b/src/text.c
@@ -96,6 +96,18 @@ text_get_height(struct text *text)
 	return text->height;
 }
 
+size_t
+text_set_width(struct text *text, size_t width)
+{
+	return text->width = MAX(text->width, width);
+}
+
+size_t
+text_set_height(struct text *text, size_t height)
+{
+	return text->height = MAX(text->height, height);
+}
+
 void
 text_render(struct text *text, struct font *font, png_bytepp rows)
 {
@@ -142,8 +154,11 @@ text_render(struct text *text, struct font *font, png_bytepp rows)
 			++string;
 		}
 	}
-	for (; col < text->width; ++col) {
-		font_render(font, &fg, &bg, ' ', rows, row, col);
+	for (; row < text->height; ++row) {
+		for (; col < text->width; ++col) {
+			font_render(font, &fg, &bg, ' ', rows, row, col);
+		}
+		col = 0;
 	}
 
 	free(string_start);