From 715ddad331a8ceb0e719dd331163dc509f0b911c Mon Sep 17 00:00:00 2001
From: Adrien Destugues <pulkomandy@gmail.com>
Date: Sun, 22 Aug 2010 16:02:17 +0000
Subject: [PATCH] iBrush rotation now snap cursor in an useful way (to fixed
 angles)

git-svn-id: svn://pulkomandy.tk/GrafX2/trunk@1582 416bcca6-2ee7-4201-b75f-2eb2f807beb1
---
 src/brush_ops.c | 8 ++++++++
 src/operatio.c  | 2 --
 src/windows.c   | 1 +
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/brush_ops.c b/src/brush_ops.c
index 36df8776..a7d6af05 100644
--- a/src/brush_ops.c
+++ b/src/brush_ops.c
@@ -958,6 +958,10 @@ void Rotate_brush_1_5(void)
   Operation_pop(&old_y);
   Operation_pop(&old_x);
 
+  // On corrige les coordonnées de la ligne si la touche shift est appuyée...
+  if(SDL_GetModState() & KMOD_SHIFT)
+    Clamp_coordinates_regular_angle(Brush_rotation_center_X,Brush_rotation_center_Y,&Paintbrush_X,&Paintbrush_Y);
+
   if ( (Paintbrush_X!=old_x) || (Paintbrush_Y!=old_y) || (prev_state!=2) )
   {
     if ( (Brush_rotation_center_X==Paintbrush_X)
@@ -1021,6 +1025,10 @@ void Rotate_brush_0_5(void)
   Operation_pop(&old_y);
   Operation_pop(&old_x);
 
+  // On corrige les coordonnées de la ligne si la touche shift est appuyée...
+  if(SDL_GetModState() & KMOD_SHIFT)
+    Clamp_coordinates_regular_angle(Brush_rotation_center_X,Brush_rotation_center_Y,&Paintbrush_X,&Paintbrush_Y);
+
   if ((Paintbrush_X!=old_x) || (Paintbrush_Y!=old_y) || (prev_state!=3))
   {
     if ( (Brush_rotation_center_X==Paintbrush_X)
diff --git a/src/operatio.c b/src/operatio.c
index 778666b8..a522be2f 100644
--- a/src/operatio.c
+++ b/src/operatio.c
@@ -494,9 +494,7 @@ void Line_12_5(void)
 
   // On corrige les coordonnées de la ligne si la touche shift est appuyée...
   if(SDL_GetModState() & KMOD_SHIFT)
-  {
     Clamp_coordinates_regular_angle(start_x,start_y,&cursor_x,&cursor_y);
-  }
 
   // On vient de bouger
   if ((cursor_x!=end_x) || (cursor_y!=end_y))
diff --git a/src/windows.c b/src/windows.c
index 50fe7f7d..31f44273 100644
--- a/src/windows.c
+++ b/src/windows.c
@@ -1505,6 +1505,7 @@ void Compute_paintbrush_coordinates(void)
   {
     // Operations that don't implement it
     case OPERATION_LINE:
+	case OPERATION_ROTATE_BRUSH:
       Snap_axis=0;
       break;
     // Operations that implement it