1 files changed, 17 insertions, 1 deletions

diff --git a/minuitwrp/minui.h b/minuitwrp/minui.h
index 018f3274f..2c462e75f 100644
--- a/minuitwrp/minui.h
+++ b/minuitwrp/minui.h
@@ -58,7 +58,8 @@ int gr_getMaxFontHeight(void *font);
 void *gr_ttf_loadFont(const char *filename, int size, int dpi);
 void *gr_ttf_scaleFont(void *font, int max_width, int measured_width);
 void gr_ttf_freeFont(void *font);
-int gr_ttf_textExWH(void *context, int x, int y, const char *s, void *pFont, int max_width, int max_height);
+int gr_ttf_textExWH(void *context, int x, int y, const char *s, void *pFont,
+                    int max_width, int max_height, const gr_surface gr_draw);
 int gr_ttf_measureEx(const char *s, void *font);
 int gr_ttf_maxExW(const char *s, void *font, int max_width);
 int gr_ttf_getMaxFontHeight(void *font);
@@ -73,6 +74,21 @@ int gr_free_surface(gr_surface surface);
 // Functions in graphics_utils.c
 int gr_save_screenshot(const char *dest);
 
+// Transform minuitwrp API coordinates into display coordinates,
+// for panels that are hardware-mounted in a rotated manner.
+#define ROTATION_X_DISP(x, y, surface) \
+    ((TW_ROTATION ==   0) ? (x) : \
+     (TW_ROTATION ==  90) ? ((surface)->width - (y) - 1) : \
+     (TW_ROTATION == 180) ? ((surface)->width - (x) - 1) : \
+     (TW_ROTATION == 270) ? (y) : -1)
+#define ROTATION_Y_DISP(x, y, surface) \
+    ((TW_ROTATION ==   0) ? (y) : \
+     (TW_ROTATION ==  90) ? (x) : \
+     (TW_ROTATION == 180) ? ((surface)->height - (y) - 1) : \
+     (TW_ROTATION == 270) ? ((surface)->height - (x) - 1) : -1)
+
+void surface_ROTATION_transform(gr_surface dst_ptr, const gr_surface src_ptr, size_t num_bytes_per_pixel);
+
 // input event structure, include <linux/input.h> for the definition.
 // see http://www.mjmwired.net/kernel/Documentation/input/ for info.
 struct input_event;