X-Git-Url: https://git.cinelerra-gg.org/git/?p=goodguy%2Fcinelerra.git;a=blobdiff_plain;f=cinelerra-5.1%2Fcinelerra%2Fcwindowgui.C;h=99c395bee41f314ebe9ba94f527f3f0d15d6bcc0;hp=7b3e919829b2edc1edc41c0d697ccd7745ccbc3c;hb=505506bd554eff241bd0a5b5b84c220cb2c59971;hpb=017728ea68874203d45b3f16050626d540608e35

diff --git a/cinelerra-5.1/cinelerra/cwindowgui.C b/cinelerra-5.1/cinelerra/cwindowgui.C
index 7b3e9198..99c395be 100644
--- a/cinelerra-5.1/cinelerra/cwindowgui.C
+++ b/cinelerra-5.1/cinelerra/cwindowgui.C
@@ -78,14 +78,10 @@ static int total_zooms = sizeof(my_zoom_table) / sizeof(double);
 CWindowGUI::CWindowGUI(MWindow *mwindow, CWindow *cwindow)
  : BC_Window(_(PROGRAM_NAME ": Compositor"),
  	mwindow->session->cwindow_x,
-    mwindow->session->cwindow_y,
-    mwindow->session->cwindow_w,
-    mwindow->session->cwindow_h,
-    100,
-    100,
-    1,
-    1,
-    1,
+	mwindow->session->cwindow_y,
+	mwindow->session->cwindow_w,
+	mwindow->session->cwindow_h,
+	100, 100, 1, 1, 1,
 	BC_WindowBase::get_resources()->bg_color,
 	mwindow->get_cwindow_display())
 {
@@ -119,6 +115,7 @@ CWindowGUI::CWindowGUI(MWindow *mwindow, CWindow *cwindow)
 
 CWindowGUI::~CWindowGUI()
 {
+	cwindow->stop_playback(1);
 	if(tool_panel) delete tool_panel;
  	delete meters;
  	delete composite_panel;
@@ -128,6 +125,7 @@ CWindowGUI::~CWindowGUI()
  	delete zoom_panel;
 	delete active;
 	delete inactive;
+	delete focus_frame;
 	delete orig_mask_keyframe;
 }
 
@@ -138,6 +136,7 @@ void CWindowGUI::create_objects()
 
 	active = new BC_Pixmap(this, mwindow->theme->get_image("cwindow_active"));
 	inactive = new BC_Pixmap(this, mwindow->theme->get_image("cwindow_inactive"));
+	focus_frame = new VFramePng(mwindow->theme->get_image_data("cwindow_focus.png"));
 
 	mwindow->theme->get_cwindow_sizes(this, mwindow->session->cwindow_controls);
 	mwindow->theme->draw_cwindow_bg(this);
@@ -209,12 +208,6 @@ void CWindowGUI::create_objects()
 	if( !mwindow->edl->session->cwindow_scrollbars )
 		zoom_panel->set_text(auto_zoom);
 
-// 	destination = new CWindowDestination(mwindow,
-// 		this,
-// 		mwindow->theme->cdest_x,
-// 		mwindow->theme->cdest_y);
-// 	destination->create_objects();
-
 // Must create after meter panel
 	tool_panel = new CWindowTool(mwindow, this);
 	tool_panel->Thread::start();
@@ -419,7 +412,7 @@ void CWindowGUI::zoom_canvas(double value, int update_menu)
 	canvas->reposition_window(mwindow->edl,
 		mwindow->theme->ccanvas_x, mwindow->theme->ccanvas_y,
 		mwindow->theme->ccanvas_w, mwindow->theme->ccanvas_h);
-	canvas->draw_refresh();
+	canvas->refresh(0);
 }
 
 void CWindowGUI::set_operation(int value)
@@ -443,7 +436,7 @@ void CWindowGUI::set_operation(int value)
 
 	edit_panel->update();
 	tool_panel->start_tool(value);
-	canvas->draw_refresh();
+	canvas->refresh(0);
 }
 
 void CWindowGUI::update_tool()
@@ -672,7 +665,7 @@ void CWindowGUI::sync_parameters(int change_type, int redraw, int overlay)
 {
 	if( redraw ) {
 		update_tool();
-		canvas->draw_refresh();
+		canvas->refresh(1);
 	}
 	if( change_type < 0 && !overlay ) return;
 	unlock_window();
@@ -698,7 +691,7 @@ void CWindowGUI::drag_motion()
 	int need_highlight = cursor_above() && get_cursor_over_window();
 	if( highlighted == need_highlight ) return;
 	highlighted = need_highlight;
-	canvas->draw_refresh();
+	canvas->refresh(1);
 }
 
 int CWindowGUI::drag_stop()
@@ -710,7 +703,7 @@ int CWindowGUI::drag_stop()
 	    mwindow->session->current_operation != DRAG_VTRANSITION &&
 	    mwindow->session->current_operation != DRAG_VEFFECT) return 0;
 	highlighted = 0;
-	canvas->draw_refresh();
+	canvas->refresh(1);
 	result = 1;
 
 	if(mwindow->session->current_operation == DRAG_ASSET)
@@ -1000,44 +993,12 @@ int CWindowSlider::decrease_value()
 	lock_window("CWindowSlider::decrease_value");
 	return 1;
 }
-
-
-// CWindowDestination::CWindowDestination(MWindow *mwindow, CWindowGUI *cwindow, int x, int y)
-//  : BC_PopupTextBox(cwindow,
-//  	&cwindow->destinations,
-// 	cwindow->destinations.values[cwindow->cwindow->destination]->get_text(),
-// 	x,
-// 	y,
-// 	70,
-// 	200)
-// {
-// 	this->mwindow = mwindow;
-// 	this->cwindow = cwindow;
-// }
-//
-// CWindowDestination::~CWindowDestination()
-// {
-// }
-//
-// int CWindowDestination::handle_event()
-// {
-// 	return 1;
-// }
 #endif // USE_SLIDER
 
 
-
-
-
-
 CWindowTransport::CWindowTransport(MWindow *mwindow,
-	CWindowGUI *gui,
-	int x,
-	int y)
- : PlayTransport(mwindow,
-	gui,
-	x,
-	y)
+	CWindowGUI *gui, int x, int y)
+ : PlayTransport(mwindow, gui, x, y)
 {
 	this->gui = gui;
 }
@@ -1125,16 +1086,9 @@ float CWindowCanvas::get_zoom()
 
 void CWindowCanvas::draw_refresh(int flush)
 {
-	if( get_canvas() && !get_canvas()->get_video_on() ) {
+	BC_WindowBase *window = get_canvas();
+	if( window && !window->get_video_on() ) {
 		clear(0);
-		if( mwindow->uses_opengl() ) {
-// this code is to idle rendering before drawing overlays on refresh frame
-// if this is not done, occationally opengl finishs late, and overwrites
-// the x11 refresh frame and the overlay is not visible.  Rarely happens.
-			get_canvas()->unlock_window();
-			mwindow->playback_3d->finish_output(this);
-			get_canvas()->lock_window("CWindowCanvas::draw_refresh");
-		}
 		if( refresh_frame && refresh_frame->get_w()>0 && refresh_frame->get_h()>0 ) {
 			float in_x1, in_y1, in_x2, in_y2;
 			float out_x1, out_y1, out_x2, out_y2;
@@ -1160,7 +1114,7 @@ void CWindowCanvas::draw_refresh(int flush)
 				in_y1 *= ys;  in_y2 *= ys;
 // Can't use OpenGL here because it is called asynchronously of the
 // playback operation.
-				get_canvas()->draw_vframe(refresh_frame,
+				window->draw_vframe(refresh_frame,
 						(int)out_x1, (int)out_y1,
 						(int)(out_x2 - out_x1),
 						(int)(out_y2 - out_y1),
@@ -1172,7 +1126,7 @@ void CWindowCanvas::draw_refresh(int flush)
 		}
 //usleep(10000);
 		draw_overlays();
-		get_canvas()->flash(flush);
+		window->flash(flush);
 	}
 //printf("CWindowCanvas::draw_refresh 10\n");
 }
@@ -1186,10 +1140,6 @@ void CWindowCanvas::draw_crophandle(int x, int y)
 }
 
 
-
-
-
-
 #define CONTROL_W 10
 #define CONTROL_H 10
 #define FIRST_CONTROL_W 20
@@ -1200,8 +1150,6 @@ void CWindowCanvas::draw_crophandle(int x, int y)
 #define RULERHANDLE_W 16
 #define RULERHANDLE_H 16
 
-
-
 int CWindowCanvas::do_ruler(int draw,
 	int motion,
 	int button_press,
@@ -1490,16 +1438,22 @@ int CWindowCanvas::do_mask(int &redraw, int &rerender,
 {
 // Retrieve points from top recordable track
 //printf("CWindowCanvas::do_mask 1\n");
-	Track *track = gui->cwindow->calculate_affected_track();
+	Track *track = gui->cwindow->calculate_mask_track();
 //printf("CWindowCanvas::do_mask 2\n");
 
 	if(!track) return 0;
 //printf("CWindowCanvas::do_mask 3\n");
-
+	CWindowMaskGUI *mask_gui = (CWindowMaskGUI *)
+		(gui->tool_panel ? gui->tool_panel->tool_gui : 0);
+	int draw_markers = mask_gui ? mask_gui->markers : 0;
+	int draw_boundary = mask_gui ? mask_gui->boundary : 0;
 	MaskAutos *mask_autos = (MaskAutos*)track->automation->autos[AUTOMATION_MASK];
 	int64_t position = track->to_units(
 		mwindow->edl->local_session->get_selectionstart(1),
 		0);
+	Auto *prev_auto = 0;
+	mask_autos->get_prev_auto(position, PLAY_FORWARD, (Auto *&)prev_auto, 1);
+	MaskAuto *prev_mask = (MaskAuto *)prev_auto;
 	ArrayList<MaskPoint*> points;
 
 // Determine the points based on whether
@@ -1507,19 +1461,16 @@ int CWindowCanvas::do_mask(int &redraw, int &rerender,
 // If keyframe generation occurs, use the interpolated mask.
 // If no keyframe generation occurs, use the previous mask.
 	int use_interpolated = 0;
-	if(button_press || cursor_motion) {
+	if( button_press || cursor_motion ) {
 #ifdef USE_KEYFRAME_SPANNING
 		double selection_start = mwindow->edl->local_session->get_selectionstart(0);
 		double selection_end = mwindow->edl->local_session->get_selectionend(0);
-
-		Auto *first = 0;
-		mask_autos->get_prev_auto(track->to_units(selection_start, 0),
-			PLAY_FORWARD, first, 1);
-		Auto *last = 0;
-		mask_autos->get_prev_auto(track->to_units(selection_end, 0),
-			PLAY_FORWARD, last, 1);
-
-		if(last == first && (!mwindow->edl->session->auto_keyframes))
+		int64_t start_pos = track->to_units(selection_start, 0);
+		int64_t end_pos = track->to_units(selection_end, 0);
+		Auto *first = 0, *last = 0;
+		mask_autos->get_prev_auto(start_pos, PLAY_FORWARD, first, 1);
+		mask_autos->get_prev_auto(end_pos, PLAY_FORWARD, last, 1);
+		if( last == first && (!mwindow->edl->session->auto_keyframes) )
 			use_interpolated = 0;
 		else
 // If keyframe spanning occurs, use the interpolated points.
@@ -1527,28 +1478,22 @@ int CWindowCanvas::do_mask(int &redraw, int &rerender,
 			use_interpolated = 1;
 
 #else
-		if(mwindow->edl->session->auto_keyframes)
+		if( mwindow->edl->session->auto_keyframes )
 			use_interpolated = 1;
 #endif
 	}
 	else
 		use_interpolated = 1;
 
-	if(use_interpolated) {
+	if( use_interpolated ) {
 // Interpolate the points to get exactly what is being rendered at this position.
 		mask_autos->get_points(&points,
 			mwindow->edl->session->cwindow_mask,
-			position,
-			PLAY_FORWARD);
+			position, PLAY_FORWARD);
 	}
 	else {
 // Use the prev mask
-		Auto *prev = 0;
-		mask_autos->get_prev_auto(position,
-			PLAY_FORWARD,
-			prev,
-			1);
-		((MaskAuto*)prev)->get_points(&points,
+		prev_mask->get_points(&points,
 			mwindow->edl->session->cwindow_mask);
 	}
 
@@ -1722,15 +1667,15 @@ int CWindowCanvas::do_mask(int &redraw, int &rerender,
 
 				output_to_canvas(mwindow->edl, 0, canvas_x, canvas_y);
 
-				if(j > 0) {
+				if( j > 0 ) {
 
-					if(draw) { // Draw joining line
+					if( draw ) { // Draw joining line
 						x_points.append((int)canvas_x);
 						y_points.append((int)canvas_y);
 					}
 
-					if(j == segments) {
-						if(draw) { // Draw second anchor
+					if( j == segments ) {
+						if( draw && draw_markers ) { // Draw second anchor
 							if(i < points.size() - 1) {
 								if(i == gui->affected_point - 1)
 									get_canvas()->draw_disc(
@@ -1760,23 +1705,29 @@ int CWindowCanvas::do_mask(int &redraw, int &rerender,
 				}
 				else {
 // Draw first anchor
-					if(i == 0 && draw) {
-						char mask_label[BCSTRLEN];
-						sprintf(mask_label, "%d",
-							mwindow->edl->session->cwindow_mask);
-						get_canvas()->draw_text(
-							(int)canvas_x - FIRST_CONTROL_W,
-							(int)canvas_y - FIRST_CONTROL_H,
-							mask_label);
-
-						get_canvas()->draw_disc(
-							(int)canvas_x - FIRST_CONTROL_W / 2,
-							(int)canvas_y - FIRST_CONTROL_H / 2,
-							FIRST_CONTROL_W, FIRST_CONTROL_H);
+					if( i == 0 && draw ) {
+						if( draw_boundary ) {
+							char mask_label[BCSTRLEN];
+							int k = mwindow->edl->session->cwindow_mask;
+							if( !prev_mask || k < 0 || k >= prev_mask->masks.size() )
+								sprintf(mask_label, "%d", k);
+							else
+								sprintf(mask_label, "%s", prev_mask->masks[k]->name);
+							get_canvas()->draw_text(
+								(int)canvas_x - FIRST_CONTROL_W,
+								(int)canvas_y - FIRST_CONTROL_H,
+								mask_label);
+						}
+						if( draw_markers ) {
+							get_canvas()->draw_disc(
+								(int)canvas_x - FIRST_CONTROL_W / 2,
+								(int)canvas_y - FIRST_CONTROL_H / 2,
+								FIRST_CONTROL_W, FIRST_CONTROL_H);
+						}
 					}
 
 // Draw first control point.
-					if(draw) {
+					if( draw && draw_markers ) {
 						output_to_canvas(mwindow->edl, 0, canvas_x1, canvas_y1);
 						get_canvas()->draw_line(
 							(int)canvas_x, (int)canvas_y,
@@ -1796,20 +1747,61 @@ int CWindowCanvas::do_mask(int &redraw, int &rerender,
 		}
 //printf("CWindowCanvas::do_mask 1\n");
 
-		if(draw) {
-			get_canvas()->draw_polygon(&x_points, &y_points);
-			get_canvas()->set_opaque();
+		BC_WindowBase *cvs_win = get_canvas();
+		if( draw && draw_boundary ) {
+			cvs_win->draw_polygon(&x_points, &y_points);
+			cvs_win->set_opaque();
+		}
+		if( draw && mask_gui && mask_gui->focused ) {
+			float fx = atof(mask_gui->focus_x->get_text());
+			float fy = atof(mask_gui->focus_y->get_text());
+			output_to_canvas(mwindow->edl, 0, fx, fy);
+			float r = bmax(cvs_win->get_w(), cvs_win->get_h());
+			float d = 0.005*r;
+#if 1
+			int fw = 2*d+3, fh = fw;
+			VFrame focus(fw,fh, BC_RGBA8888);
+			focus.transfer_from(gui->focus_frame);
+			fx -= fw/2.f;  fy -= fh/2.f;
+			BC_Pixmap focus_pixmap(cvs_win, &focus, PIXMAP_ALPHA);
+			cvs_win->draw_pixmap(&focus_pixmap,fx,fy);
+#else
+			cvs_win->set_line_width((int)(0.0025*r) + 1);
+			cvs_win->set_color(BLUE);
+			cvs_win->draw_line(fx-d,fy-d, fx+d, fy+d);
+			cvs_win->draw_line(fx-d,fy+d, fx+d, fy-d);
+			cvs_win->set_line_width(0);
+			cvs_win->set_color(WHITE);
+#endif
+		}
+		if( draw && mask_gui && draw_markers && points.size() ) {
+			float cx = 0, cy = 0;
+			int n = points.size();
+			for( int i=0; i<n; ++i ) {
+				MaskPoint *point = points.get(i);
+				cx += point->x;  cy += point->y;
+			}
+			cx /= n;  cy /= n;
+			output_to_canvas(mwindow->edl, 0, cx, cy);
+			float r = bmax(cvs_win->get_w(), cvs_win->get_h());
+			float d = 0.007*r;
+			cvs_win->set_line_width((int)(0.002*r) + 1);
+			cvs_win->set_color(ORANGE);
+			cvs_win->draw_line(cx-d,cy, cx+d, cy);
+			cvs_win->draw_line(cx,cy-d, cx, cy+d);
+			cvs_win->set_line_width(0);
+			cvs_win->set_color(WHITE);
 		}
 //printf("CWindowCanvas::do_mask 1\n");
 	}
 
 	if(button_press && !result) {
-		gui->affected_track = gui->cwindow->calculate_affected_track();
+		gui->affected_track = gui->cwindow->calculate_mask_track();
 
 // Get keyframe outside the EDL to edit.  This must be rendered
 // instead of the EDL keyframes when it exists.  Then it must be
 // applied to the EDL keyframes on buttonrelease.
-		if(gui->affected_track) {
+		if( gui->affected_track ) {
 #ifdef USE_KEYFRAME_SPANNING
 // Make copy of current parameters in local keyframe
 			gui->mask_keyframe =
@@ -1827,7 +1819,18 @@ int CWindowCanvas::do_mask(int &redraw, int &rerender,
 		}
 		SubMask *mask = gui->mask_keyframe->get_submask(mwindow->edl->session->cwindow_mask);
 
-
+		if( get_buttonpress() == WHEEL_UP || get_buttonpress() == WHEEL_DOWN ) {
+			if( !gui->shift_down() ) {
+				mwindow->undo->update_undo_before(_("mask rotate"), this);
+				gui->current_operation = CWINDOW_MASK_ROTATE;
+			}
+			else {
+				mwindow->undo->update_undo_before(_("mask scale"), this);
+				gui->current_operation = CWINDOW_MASK_SCALE;
+			}
+			gui->affected_point = 0;
+		}
+		else
 // Translate entire keyframe
 		if(gui->alt_down() && mask->points.size()) {
 			mwindow->undo->update_undo_before(_("mask translate"), 0);
@@ -1997,36 +2000,36 @@ int CWindowCanvas::do_mask(int &redraw, int &rerender,
 
 	if(button_press && result) {
 #ifdef USE_KEYFRAME_SPANNING
-		MaskPoint *point = points.values[gui->affected_point];
-		gui->center_x = point->x;
-		gui->center_y = point->y;
-		gui->control_in_x = point->control_x1;
-		gui->control_in_y = point->control_y1;
-		gui->control_out_x = point->control_x2;
-		gui->control_out_y = point->control_y2;
-		gui->tool_panel->raise_window();
+		ArrayList<MaskPoint*> &mask_points = points;
 #else
 		SubMask *mask = gui->mask_keyframe->get_submask(mwindow->edl->session->cwindow_mask);
-		MaskPoint *point = mask->points.values[gui->affected_point];
-		gui->center_x = point->x;
-		gui->center_y = point->y;
-		gui->control_in_x = point->control_x1;
-		gui->control_in_y = point->control_y1;
-		gui->control_out_x = point->control_x2;
-		gui->control_out_y = point->control_y2;
-		gui->tool_panel->raise_window();
+		ArrayList<MaskPoint*> &mask_points = mask->points;
 #endif
+		int k = gui->affected_point;
+		if( k >= 0 && k < mask_points.size() ) {
+			MaskPoint *point = mask_points.values[k];
+			gui->center_x = point->x;
+			gui->center_y = point->y;
+			gui->control_in_x = point->control_x1;
+			gui->control_in_y = point->control_y1;
+			gui->control_out_x = point->control_x2;
+			gui->control_out_y = point->control_y2;
+		}
+		else {
+			gui->center_x = gui->center_y = 0;
+			gui->control_in_x = gui->control_in_y = 0;
+			gui->control_out_x = gui->control_out_y = 0;
+		}
+		gui->tool_panel->raise_window();
 	}
 
 //printf("CWindowCanvas::do_mask 8\n");
-	if(cursor_motion) {
+	if( cursor_motion ) {
 
 #ifdef USE_KEYFRAME_SPANNING
 // Must update the reference keyframes for every cursor motion
-		gui->mask_keyframe =
-			(MaskAuto*)gui->cwindow->calculate_affected_auto(
-				mask_autos,
-				0);
+		gui->mask_keyframe = (MaskAuto*)gui->cwindow->
+			calculate_affected_auto(mask_autos, 0);
 		gui->orig_mask_keyframe->copy_data(gui->mask_keyframe);
 #endif
 
@@ -2037,12 +2040,13 @@ int CWindowCanvas::do_mask(int &redraw, int &rerender,
 			gui->current_operation != CWINDOW_NONE) {
 //			mwindow->undo->update_undo_before(_("mask point"), this);
 #ifdef USE_KEYFRAME_SPANNING
-			MaskPoint *point = points.get(gui->affected_point);
+			ArrayList<MaskPoint*> &mask_points = points;
 #else
-			MaskPoint *point = mask->points.get(gui->affected_point);
+			ArrayList<MaskPoint*> &mask_points = mask->points;
 #endif
+			MaskPoint *point = mask_points.get(gui->affected_point);
 // 			canvas_to_output(mwindow->edl, 0, cursor_x, cursor_y);
-//printf("CWindowCanvas::do_mask 9 %d %d\n", mask->points.size(), gui->affected_point);
+//printf("CWindowCanvas::do_mask 9 %d %d\n", mask_points.size(), gui->affected_point);
 
 			float last_x = point->x;
 			float last_y = point->y;
@@ -2050,39 +2054,73 @@ int CWindowCanvas::do_mask(int &redraw, int &rerender,
 			float last_control_y1 = point->control_y1;
 			float last_control_x2 = point->control_x2;
 			float last_control_y2 = point->control_y2;
+			int rotate = 0;
 
 			switch(gui->current_operation) {
-				case CWINDOW_MASK:
+			case CWINDOW_MASK:
 //printf("CWindowCanvas::do_mask %d %d\n", __LINE__, gui->affected_point);
-					point->x = mask_cursor_x - gui->x_origin + gui->center_x;
-					point->y = mask_cursor_y - gui->y_origin + gui->center_y;
-					break;
+				point->x = mask_cursor_x - gui->x_origin + gui->center_x;
+				point->y = mask_cursor_y - gui->y_origin + gui->center_y;
+				break;
 
-				case CWINDOW_MASK_CONTROL_IN:
-					point->control_x1 = mask_cursor_x - gui->x_origin + gui->control_in_x;
-					point->control_y1 = mask_cursor_y - gui->y_origin + gui->control_in_y;
-					break;
+			case CWINDOW_MASK_CONTROL_IN:
+				point->control_x1 = mask_cursor_x - gui->x_origin + gui->control_in_x;
+				point->control_y1 = mask_cursor_y - gui->y_origin + gui->control_in_y;
+				break;
 
-				case CWINDOW_MASK_CONTROL_OUT:
-					point->control_x2 = mask_cursor_x - gui->x_origin + gui->control_out_x;
-					point->control_y2 = mask_cursor_y - gui->y_origin + gui->control_out_y;
-					break;
+			case CWINDOW_MASK_CONTROL_OUT:
+				point->control_x2 = mask_cursor_x - gui->x_origin + gui->control_out_x;
+				point->control_y2 = mask_cursor_y - gui->y_origin + gui->control_out_y;
+				break;
 
-				case CWINDOW_MASK_TRANSLATE:
-#ifdef USE_KEYFRAME_SPANNING
-					for(int i = 0; i < points.size(); i++) {
-						points.values[i]->x += mask_cursor_x - gui->x_origin;
-						points.values[i]->y += mask_cursor_y - gui->y_origin;
-					}
-#else
-					for(int i = 0; i < mask->points.size(); i++) {
-						mask->points.values[i]->x += mask_cursor_x - gui->x_origin;
-						mask->points.values[i]->y += mask_cursor_y - gui->y_origin;
+			case CWINDOW_MASK_TRANSLATE:
+				for(int i = 0; i < mask_points.size(); i++) {
+					mask_points.values[i]->x += mask_cursor_x - gui->x_origin;
+					mask_points.values[i]->y += mask_cursor_y - gui->y_origin;
+				}
+				gui->x_origin = mask_cursor_x;
+				gui->y_origin = mask_cursor_y;
+				break;
+			case CWINDOW_MASK_ROTATE:
+				rotate = 1;
+			case CWINDOW_MASK_SCALE: {
+				int button_no = get_buttonpress();
+				double scale = button_no == WHEEL_UP ? 1.02 : 0.98;
+				double theta = button_no == WHEEL_UP ? M_PI/360. : -M_PI/360.;
+				float st = sin(theta), ct = cos(theta);
+				float cx = 0, cy = 0;
+				int n = mask_points.size();
+				if( mask_gui && mask_gui->focused ) {
+					cx = atof(mask_gui->focus_x->get_text());
+					cy = atof(mask_gui->focus_y->get_text());
+				}
+				else if( n > 0 ) {
+					for( int i=0; i<n; ++i ) {
+						MaskPoint *point = mask_points.values[i];
+						cx += point->x;  cy += point->y;
 					}
-#endif
-					gui->x_origin = mask_cursor_x;
-					gui->y_origin = mask_cursor_y;
-					break;
+					cx /= n;  cy /= n;
+				}
+				gui->x_origin = cx;
+				gui->y_origin = cy;
+				for( int i=0; i<mask_points.size(); ++i ) {
+					MaskPoint *point = mask_points.values[i];
+					float px = point->x - gui->x_origin;
+					float py = point->y - gui->y_origin;
+					float nx = !rotate ? px*scale : px*ct + py*st;
+					float ny = !rotate ? py*scale : py*ct - px*st;
+					point->x = nx + gui->x_origin;
+					point->y = ny + gui->y_origin;
+					px = point->control_x1;  py = point->control_y1;
+					point->control_x1 = !rotate ? px*scale : px*ct + py*st;
+					point->control_y1 = !rotate ? py*scale : py*ct - px*st;
+					px = point->control_x2;  py = point->control_y2;
+					point->control_x2 = !rotate ? px*scale : px*ct + py*st;
+					point->control_y2 = !rotate ? py*scale : py*ct - px*st;
+				}
+				rerender = 1;
+				redraw = 1;
+				break; }
 			}
 
 			if( !EQUIV(last_x, point->x) ||
@@ -2160,6 +2198,19 @@ int CWindowCanvas::do_mask(int &redraw, int &rerender,
 	return result;
 }
 
+int CWindowCanvas::do_mask_focus()
+{
+	CWindowMaskGUI *mask_gui = (CWindowMaskGUI*) gui->tool_panel->tool_gui;
+	float cx = get_cursor_x(), cy = get_cursor_y();
+	canvas_to_output(mwindow->edl, 0, cx, cy);
+	get_canvas()->unlock_window();
+	mask_gui->lock_window("CWindowCanvas::do_mask_focus");
+	mask_gui->set_focused(1, cx, cy);
+	mask_gui->unlock_window();
+	get_canvas()->lock_window("CWindowCanvas::do_mask_focus");
+	return 1;
+}
+
 int CWindowCanvas::do_eyedrop(int &rerender, int button_press, int draw)
 {
 	int result = 0;
@@ -2931,7 +2982,7 @@ int CWindowCanvas::test_bezier(int button_press,
 
 // Get target keyframe
 			if( !gui->affected_x && !gui->affected_y && !gui->affected_z ) {
-				if(!gui->affected_track) return 0;
+				if( !gui->affected_track ) return 0;
 				FloatAutos *affected_x_autos, *affected_y_autos, *affected_z_autos;
 				FloatAutos** autos = (FloatAutos**) gui->affected_track->automation->autos;
 				if( mwindow->edl->session->cwindow_operation == CWINDOW_CAMERA ) {
@@ -3029,8 +3080,7 @@ int CWindowCanvas::test_bezier(int button_press,
 		gui->affected_track = gui->cwindow->calculate_affected_track();
 		gui->reset_affected();
 
-		if(gui->affected_track)
-		{
+		if( gui->affected_track ) {
 			if( do_camera )
 				mwindow->undo->update_undo_before(_("camera"), this);
 			else
@@ -3201,12 +3251,7 @@ int CWindowCanvas::cursor_motion_event()
 		case CWINDOW_MASK_CONTROL_IN:
 		case CWINDOW_MASK_CONTROL_OUT:
 		case CWINDOW_MASK_TRANSLATE:
-
-			result = do_mask(redraw,
-				rerender,
-				0,
-				1,
-				0);
+			result = do_mask(redraw, rerender, 0, 1, 0);
 			break;
 
 		case CWINDOW_EYEDROP:
@@ -3234,12 +3279,8 @@ int CWindowCanvas::cursor_motion_event()
 				result = do_ruler(0, 1, 0, 0);
 				break;
 			case CWINDOW_MASK:
-				result = do_mask(redraw,
-					rerender,
-					0,
-					1,
-					0);
-					break;
+				result = do_mask(redraw, rerender, 0, 1, 0);
+				break;
 		}
 	}
 
@@ -3270,7 +3311,7 @@ int CWindowCanvas::button_press_event()
 
 // Scroll view
 	if( mwindow->edl->session->cwindow_operation != CWINDOW_PROTECT &&
-	    get_buttonpress() == 2 )
+	    get_buttonpress() == MIDDLE_BUTTON && !get_canvas()->shift_down() )
 	{
 		gui->current_operation = CWINDOW_SCROLL;
 		result = 1;
@@ -3301,8 +3342,20 @@ int CWindowCanvas::button_press_event()
 				break;
 
 			case CWINDOW_MASK:
-				if(get_buttonpress() == 1)
+				switch( get_buttonpress() ) {
+				case LEFT_BUTTON:
 					result = do_mask(redraw, rerender, 1, 0, 0);
+					break;
+				case MIDDLE_BUTTON: {  // && shift_down()
+					result = do_mask_focus();
+					redraw = redraw_canvas = 1;
+					break; }
+				case WHEEL_UP:
+				case WHEEL_DOWN:
+					result = do_mask(redraw, rerender, 1, 1, 0);
+					break;
+				}
+				if( result ) redraw_canvas = 1;
 				break;
 
 			case CWINDOW_EYEDROP:
@@ -3320,6 +3373,7 @@ int CWindowCanvas::button_press_event()
 int CWindowCanvas::button_release_event()
 {
 	int result = 0;
+	const char *undo_label = 0;
 
 	switch(gui->current_operation)
 	{
@@ -3332,11 +3386,11 @@ int CWindowCanvas::button_release_event()
 			break;
 
 		case CWINDOW_CAMERA:
-			mwindow->undo->update_undo_after(_("camera"), LOAD_AUTOMATION);
+			undo_label = _("camera");
 			break;
 
 		case CWINDOW_PROJECTOR:
-			mwindow->undo->update_undo_after(_("projector"), LOAD_AUTOMATION);
+			undo_label = _("projector");
 			break;
 
 		case CWINDOW_MASK:
@@ -3345,13 +3399,23 @@ int CWindowCanvas::button_release_event()
 		case CWINDOW_MASK_TRANSLATE:
 // Finish mask operation
 			gui->mask_keyframe = 0;
-			mwindow->undo->update_undo_after(_("mask"), LOAD_AUTOMATION);
+			undo_label = _("mask");
+			break;
+		case CWINDOW_MASK_ROTATE:
+			gui->mask_keyframe = 0;
+			undo_label = _("mask rotate");
+			break;
+		case CWINDOW_MASK_SCALE:
+			gui->mask_keyframe = 0;
+			undo_label = _("mask scale");
 			break;
 		case CWINDOW_NONE:
 			result = Canvas::button_release_event();
 			break;
 	}
 
+	if( undo_label )
+		mwindow->undo->update_undo_after(undo_label, LOAD_AUTOMATION);
 	gui->current_operation = CWINDOW_NONE;
 	return result;
 }