[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [44403] trunk/blender/source/blender/ editors/space_clip/clip_ops.c: CLIP_OT_view_zoom (Ctrl-MMB) now takes into account Zoom to Mouse Position setting
Sergey Sharybin
sergey.vfx at gmail.com
Fri Feb 24 14:31:21 CET 2012
Revision: 44403
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=44403
Author: nazgul
Date: 2012-02-24 13:31:18 +0000 (Fri, 24 Feb 2012)
Log Message:
-----------
CLIP_OT_view_zoom (Ctrl-MMB) now takes into account Zoom to Mouse Position setting
Modified Paths:
--------------
trunk/blender/source/blender/editors/space_clip/clip_ops.c
Modified: trunk/blender/source/blender/editors/space_clip/clip_ops.c
===================================================================
--- trunk/blender/source/blender/editors/space_clip/clip_ops.c 2012-02-24 12:57:05 UTC (rev 44402)
+++ trunk/blender/source/blender/editors/space_clip/clip_ops.c 2012-02-24 13:31:18 UTC (rev 44403)
@@ -68,36 +68,67 @@
/******************** view navigation utilities *********************/
-static void sclip_zoom_set(SpaceClip *sc, ARegion *ar, float zoom)
+static void sclip_zoom_set(SpaceClip *sc, ARegion *ar, float zoom, float mpos[2])
{
float oldzoom= sc->zoom;
int width, height;
sc->zoom= zoom;
- if (sc->zoom > 0.1f && sc->zoom < 4.0f)
- return;
+ if (sc->zoom < 0.1f || sc->zoom > 4.0f) {
+ /* check zoom limits */
+ ED_space_clip_size(sc, &width, &height);
- /* check zoom limits */
- ED_space_clip_size(sc, &width, &height);
+ width*= sc->zoom;
+ height*= sc->zoom;
- width*= sc->zoom;
- height*= sc->zoom;
+ if((width < 4) && (height < 4))
+ sc->zoom= oldzoom;
+ else if((ar->winrct.xmax - ar->winrct.xmin) <= sc->zoom)
+ sc->zoom= oldzoom;
+ else if((ar->winrct.ymax - ar->winrct.ymin) <= sc->zoom)
+ sc->zoom= oldzoom;
+ }
- if((width < 4) && (height < 4))
- sc->zoom= oldzoom;
- else if((ar->winrct.xmax - ar->winrct.xmin) <= sc->zoom)
- sc->zoom= oldzoom;
- else if((ar->winrct.ymax - ar->winrct.ymin) <= sc->zoom)
- sc->zoom= oldzoom;
+ if((U.uiflag & USER_ZOOM_TO_MOUSEPOS) && mpos) {
+ ED_space_clip_size(sc, &width, &height);
+
+ sc->xof+= ((mpos[0]-0.5f)*width-sc->xof)*(sc->zoom-oldzoom)/sc->zoom;
+ sc->yof+= ((mpos[1]-0.5f)*height-sc->yof)*(sc->zoom-oldzoom)/sc->zoom;
+ }
}
-static void sclip_zoom_set_factor(SpaceClip *sc, ARegion *ar, float zoomfac)
+static void sclip_zoom_set_factor(SpaceClip *sc, ARegion *ar, float zoomfac, float mpos[2])
{
- sclip_zoom_set(sc, ar, sc->zoom*zoomfac);
+ sclip_zoom_set(sc, ar, sc->zoom*zoomfac, mpos);
}
+static void sclip_zoom_set_factor_exec(bContext *C, wmEvent *event, float factor)
+{
+ SpaceClip *sc= CTX_wm_space_clip(C);
+ ARegion *ar= CTX_wm_region(C);
+ float co[2], *mpos = NULL;
+ if (event) {
+ ED_clip_mouse_pos(C, event, co);
+ mpos = co;
+ }
+
+ sclip_zoom_set_factor(sc, ar, factor, mpos);
+
+ ED_region_tag_redraw(CTX_wm_region(C));
+}
+
+static void view_zoom_in_do_exec(bContext *C, wmEvent *event)
+{
+ sclip_zoom_set_factor_exec(C, event, 1.25f);
+}
+
+static void view_zoom_out_do_exec(bContext *C, wmEvent *event)
+{
+ sclip_zoom_set_factor_exec(C, event, 0.8f);
+}
+
/******************** open clip operator ********************/
static void clip_filesel(bContext *C, wmOperator *op, const char *path)
@@ -393,6 +424,7 @@
float x, y;
float zoom;
int event_type;
+ float co[2];
} ViewZoomData;
static void view_zoom_init(bContext *C, wmOperator *op, wmEvent *event)
@@ -408,6 +440,8 @@
vpd->zoom= sc->zoom;
vpd->event_type= event->type;
+ ED_clip_mouse_pos(C, event, vpd->co);
+
WM_event_add_modal_handler(C, op);
}
@@ -430,7 +464,7 @@
SpaceClip *sc= CTX_wm_space_clip(C);
ARegion *ar= CTX_wm_region(C);
- sclip_zoom_set_factor(sc, ar, RNA_float_get(op->ptr, "factor"));
+ sclip_zoom_set_factor(sc, ar, RNA_float_get(op->ptr, "factor"), NULL);
ED_region_tag_redraw(CTX_wm_region(C));
@@ -440,19 +474,18 @@
static int view_zoom_invoke(bContext *C, wmOperator *op, wmEvent *event)
{
if (event->type==MOUSEZOOM) {
- SpaceClip *sc= CTX_wm_space_clip(C);
- ARegion *ar= CTX_wm_region(C);
float factor;
factor= 1.0f + (event->x-event->prevx+event->y-event->prevy)/300.0f;
RNA_float_set(op->ptr, "factor", factor);
- sclip_zoom_set(sc, ar, sc->zoom*factor);
- ED_region_tag_redraw(CTX_wm_region(C));
+ sclip_zoom_set_factor_exec(C, event, factor);
+
return OPERATOR_FINISHED;
}
else {
view_zoom_init(C, op, event);
+
return OPERATOR_RUNNING_MODAL;
}
}
@@ -468,7 +501,7 @@
case MOUSEMOVE:
factor= 1.0f + (vpd->x-event->x+vpd->y-event->y)/300.0f;
RNA_float_set(op->ptr, "factor", factor);
- sclip_zoom_set(sc, ar, vpd->zoom*factor);
+ sclip_zoom_set(sc, ar, vpd->zoom*factor, vpd->co);
ED_region_tag_redraw(CTX_wm_region(C));
break;
default:
@@ -513,57 +546,18 @@
static int view_zoom_in_exec(bContext *C, wmOperator *UNUSED(op))
{
- SpaceClip *sc= CTX_wm_space_clip(C);
- ARegion *ar= CTX_wm_region(C);
+ view_zoom_in_do_exec(C, NULL);
- sclip_zoom_set_factor(sc, ar, 1.25f);
-
- ED_region_tag_redraw(CTX_wm_region(C));
-
return OPERATOR_FINISHED;
}
-static int view_zoom_out_exec(bContext *C, wmOperator *UNUSED(op))
+static int view_zoom_in_invoke(bContext *C, wmOperator *UNUSED(op), wmEvent *event)
{
- SpaceClip *sc= CTX_wm_space_clip(C);
- ARegion *ar= CTX_wm_region(C);
+ view_zoom_in_do_exec(C, event);
- sclip_zoom_set_factor(sc, ar, 0.8f);
-
- ED_region_tag_redraw(CTX_wm_region(C));
-
return OPERATOR_FINISHED;
}
-static int view_zoom_inout_invoke(bContext *C, wmOperator *op, wmEvent *event, int out)
-{
- SpaceClip *sc= CTX_wm_space_clip(C);
- float co[2], oldzoom= sc->zoom;
-
- ED_clip_mouse_pos(C, event, co);
-
- if(out)
- view_zoom_out_exec(C, op);
- else
- view_zoom_in_exec(C, op);
-
- if(U.uiflag&USER_ZOOM_TO_MOUSEPOS) {
- int width, height;
-
- ED_space_clip_size(sc, &width, &height);
-
- sc->xof+= ((co[0]-0.5f)*width-sc->xof)*(sc->zoom-oldzoom)/sc->zoom;
- sc->yof+= ((co[1]-0.5f)*height-sc->yof)*(sc->zoom-oldzoom)/sc->zoom;
- }
-
- return OPERATOR_FINISHED;
-}
-
-static int view_zoom_in_invoke(bContext *C, wmOperator *op, wmEvent *event)
-{
- return view_zoom_inout_invoke(C, op, event, 0);
-}
-
void CLIP_OT_view_zoom_in(wmOperatorType *ot)
{
/* identifiers */
@@ -576,11 +570,20 @@
ot->poll= ED_space_clip_poll;
}
-static int view_zoom_out_invoke(bContext *C, wmOperator *op, wmEvent *event)
+static int view_zoom_out_exec(bContext *C, wmOperator *UNUSED(op))
{
- return view_zoom_inout_invoke(C, op, event, 1);
+ view_zoom_out_do_exec(C, NULL);
+
+ return OPERATOR_FINISHED;
}
+static int view_zoom_out_invoke(bContext *C, wmOperator *UNUSED(op), wmEvent *event)
+{
+ view_zoom_out_do_exec(C, event);
+
+ return OPERATOR_FINISHED;
+}
+
void CLIP_OT_view_zoom_out(wmOperatorType *ot)
{
/* identifiers */
@@ -600,7 +603,7 @@
SpaceClip *sc= CTX_wm_space_clip(C);
ARegion *ar= CTX_wm_region(C);
- sclip_zoom_set(sc, ar, RNA_float_get(op->ptr, "ratio"));
+ sclip_zoom_set(sc, ar, RNA_float_get(op->ptr, "ratio"), NULL);
/* ensure pixel exact locations for draw */
sc->xof= (int)sc->xof;
@@ -655,10 +658,10 @@
/* find the zoom value that will fit the image in the image space */
zoomx= (float)width/w;
zoomy= (float)height/h;
- sclip_zoom_set(sc, ar, 1.0f/power_of_2(1/MIN2(zoomx, zoomy)));
+ sclip_zoom_set(sc, ar, 1.0f/power_of_2(1/MIN2(zoomx, zoomy)), NULL);
}
else
- sclip_zoom_set(sc, ar, 1.0f);
+ sclip_zoom_set(sc, ar, 1.0f, NULL);
sc->xof= sc->yof= 0.0f;
More information about the Bf-blender-cvs
mailing list