Added copyright lines for files I've edited this year.

[synfig.git] / synfig-studio / trunk / src / gtkmm / workarea.cpp

diff --git a/synfig-studio/trunk/src/gtkmm/workarea.cpp b/synfig-studio/trunk/src/gtkmm/workarea.cpp
index 5cd526d..d7d61c0 100644 (file)
--- a/synfig-studio/trunk/src/gtkmm/workarea.cpp
+++ b/synfig-studio/trunk/src/gtkmm/workarea.cpp
@@ -6,8 +6,8 @@
 **
 **     \legal
 **     Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-**     Copyright 2006 Yue Shi Lai
-**     Copyright (c) 2007 Chris Moore
+**     Copyright (c) 2006 Yue Shi Lai
+**     Copyright (c) 2007, 2008 Chris Moore
 **
 **     This package is free software; you can redistribute it and/or
 **     modify it under the terms of the GNU General Public License as
@@ -171,7 +171,7 @@ public:
                set_clipping(true);
                if(low_res)
                {
-                       int div = 1 << workarea->get_lowrespixel();
+                       int div = workarea->get_low_res_pixel_size();
                        set_tile_w(workarea->tile_w/div);
                        set_tile_h(workarea->tile_h/div);
                }
@@ -194,7 +194,7 @@ public:
                assert(workarea);
                newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
                if(low_res) {
-                       int div = 1 << workarea->get_lowrespixel();
+                       int div = workarea->get_low_res_pixel_size();
                        newdesc->set_wh(w/div,h/div);
                }
                else
@@ -309,7 +309,7 @@ public:
                        int h(get_tile_h());
                        int x(surface.get_w()*surface.get_h());
                        //if(low_res) {
-                       //      int div = 1 << workarea->get_lowrespixel();
+                       //      int div = workarea->get_low_res_pixel_size();
                        //      w/=div,h/=div;
                        //}
                        Color dark(0.6,0.6,0.6);
@@ -351,7 +351,7 @@ public:
                if(low_res)
                {
                        // We need to scale up
-                       int div = 1 << workarea->get_lowrespixel();
+                       int div = workarea->get_low_res_pixel_size();
                        pixbuf=pixbuf->scale_simple(
                                surface.get_w()*div,
                                surface.get_h()*div,
@@ -476,7 +476,7 @@ public:
                newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
                if(low_res)
                {
-                       int div = 1 << workarea->get_lowrespixel();
+                       int div = workarea->get_low_res_pixel_size();
                        newdesc->set_wh(w/div,h/div);
                }
                else
@@ -555,7 +555,7 @@ public:
                        //int h(surface.get_h());
                        int x(surface.get_w()*surface.get_h());
                        //if(low_res) {
-                       //      int div = 1 << workarea->get_lowrespixel();
+                       //      int div = workarea->get_low_res_pixel_size();
                        //      w/=div,h/=div;
                        //}
                        Color dark(0.6,0.6,0.6);
@@ -564,7 +564,7 @@ public:
                        int th=workarea->tile_h;
                        if(low_res)
                        {
-                               int div = 1 << workarea->get_lowrespixel();
+                               int div = workarea->get_low_res_pixel_size();
                                tw/=div;
                                th/=div;
                        }
@@ -597,7 +597,7 @@ public:
                if(low_res)
                {
                        // We need to scale up
-                       int div = 1 << workarea->get_lowrespixel();
+                       int div = workarea->get_low_res_pixel_size();
                        pixbuf=pixbuf->scale_simple(
                                surface.get_w()*div,
                                surface.get_h()*div,
@@ -664,7 +664,7 @@ WorkArea::WorkArea(etl::loose_handle<synfigapp::CanvasInterface> canvas_interfac
        render_idle_func_id=0;
        zoom=prev_zoom=1.0;
        quality=10;
-       lowrespixel=1;
+       low_res_pixel_size=2;
        rendering=false;
        canceled_=false;
        low_resolution=true;
@@ -1199,8 +1199,6 @@ WorkArea::on_drawing_area_event(GdkEvent *event)
        bool is_mouse(false);
        Gdk::ModifierType modifier(Gdk::ModifierType(0));
 
-       drawing_area->grab_focus();
-
        // Handle input stuff
        if(
                event->any.type==GDK_MOTION_NOTIFY ||
@@ -1220,6 +1218,7 @@ WorkArea::on_drawing_area_event(GdkEvent *event)
                {
                        device=event->button.device;
                        modifier=Gdk::ModifierType(event->button.state);
+                       drawing_area->grab_focus();
                }
 
                // Make sure we recognize the device
@@ -1922,6 +1921,9 @@ WorkArea::refresh_dimension_info()
        pw=canvaswidth/w;
        ph=canvasheight/h;
 
+       Duckmatic::set_flip_x(pw < 0);
+       Duckmatic::set_flip_y(ph > 0);
+
        scrollx_adjustment.set_page_increment(abs(get_grid_size()[0]));
        scrollx_adjustment.set_step_increment(abs(pw));
        scrollx_adjustment.set_lower(-abs(canvaswidth));
@@ -1994,7 +1996,7 @@ WorkArea::next_unrendered_tile(int refreshes)const
                x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
                y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
 
-       int div = 1 << lowrespixel;
+       int div = low_res_pixel_size;
        const int width_in_tiles(w/tile_w+((low_resolution?((w/div)%(tile_w/div)):(w%tile_w))?1:0));
        const int height_in_tiles(h/tile_h+(h%tile_h?1:0));
 
@@ -2162,11 +2164,11 @@ WorkArea::set_quality(int x)
 }
 
 void
-WorkArea::set_lowrespixel(int x)
+WorkArea::set_low_res_pixel_size(int x)
 {
-       if(x==lowrespixel)
+       if(x==low_res_pixel_size)
                return;
-       lowrespixel=x;
+       low_res_pixel_size=x;
        queue_render_preview();
 }
 
@@ -2256,6 +2258,11 @@ studio::WorkArea::async_update_preview()
        int w=(int)(desc.get_w()*zoom);
        int h=(int)(desc.get_h()*zoom);
 
+       // ensure that the size we draw is at least one pixel in each dimension
+       int min_size = low_resolution ? low_res_pixel_size : 1;
+       if (w < min_size) w = min_size;
+       if (h < min_size) h = min_size;
+
        // Setup the description parameters
        desc.set_antialias(1);
        desc.set_time(cur_time);
@@ -2267,7 +2274,7 @@ studio::WorkArea::async_update_preview()
 
        // if we have lots of pixels to render and the tile renderer isn't disabled, use it
        int div;
-       div = low_resolution ? (1 << lowrespixel) : 1;
+       div = low_resolution ? low_res_pixel_size : 1;
        if (w*h > 240*div*135*div && !getenv("SYNFIG_DISABLE_TILE_RENDER"))
        {
                // do a tile render