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|
/**
* $Id:
*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2008 Blender Foundation.
* All rights reserved.
*
*
* Contributor(s): Blender Foundation
*
* ***** END GPL LICENSE BLOCK *****
*/
#include <string.h>
#include <stdio.h>
#include "DNA_image_types.h"
#include "DNA_mesh_types.h"
#include "DNA_meshdata_types.h"
#include "DNA_object_types.h"
#include "DNA_space_types.h"
#include "DNA_scene_types.h"
#include "DNA_screen_types.h"
#include "MEM_guardedalloc.h"
#include "BLI_blenlib.h"
#include "BLI_arithb.h"
#include "BLI_editVert.h"
#include "BLI_rand.h"
#include "BKE_colortools.h"
#include "BKE_context.h"
#include "BKE_image.h"
#include "BKE_screen.h"
#include "BKE_utildefines.h"
#include "IMB_imbuf.h"
#include "IMB_imbuf_types.h"
#include "ED_image.h"
#include "ED_mesh.h"
#include "ED_space_api.h"
#include "ED_screen.h"
#include "ED_uvedit.h"
#include "BIF_gl.h"
#include "BIF_glutil.h"
#include "RNA_access.h"
#include "WM_api.h"
#include "WM_types.h"
#include "UI_interface.h"
#include "UI_resources.h"
#include "UI_view2d.h"
#include "image_intern.h"
/* ******************** default callbacks for image space ***************** */
static SpaceLink *image_new(const bContext *C)
{
ARegion *ar;
SpaceImage *simage;
simage= MEM_callocN(sizeof(SpaceImage), "initimage");
simage->spacetype= SPACE_IMAGE;
simage->zoom= 1;
simage->iuser.ok= 1;
simage->iuser.fie_ima= 2;
simage->iuser.frames= 100;
/* header */
ar= MEM_callocN(sizeof(ARegion), "header for image");
BLI_addtail(&simage->regionbase, ar);
ar->regiontype= RGN_TYPE_HEADER;
ar->alignment= RGN_ALIGN_BOTTOM;
/* main area */
ar= MEM_callocN(sizeof(ARegion), "main area for image");
BLI_addtail(&simage->regionbase, ar);
ar->regiontype= RGN_TYPE_WINDOW;
/* channel list region XXX */
return (SpaceLink *)simage;
}
/* not spacelink itself */
static void image_free(SpaceLink *sl)
{
SpaceImage *simage= (SpaceImage*) sl;
if(simage->cumap)
curvemapping_free(simage->cumap);
// if(simage->gpd)
// XXX free_gpencil_data(simage->gpd);
}
/* spacetype; init callback */
static void image_init(struct wmWindowManager *wm, ScrArea *sa)
{
}
static SpaceLink *image_duplicate(SpaceLink *sl)
{
SpaceImage *simagen= MEM_dupallocN(sl);
/* clear or remove stuff from old */
if(simagen->cumap)
simagen->cumap= curvemapping_copy(simagen->cumap);
return (SpaceLink *)simagen;
}
void image_operatortypes(void)
{
WM_operatortype_append(IMAGE_OT_view_all);
WM_operatortype_append(IMAGE_OT_view_pan);
WM_operatortype_append(IMAGE_OT_view_selected);
WM_operatortype_append(IMAGE_OT_view_zoom);
WM_operatortype_append(IMAGE_OT_view_zoom_in);
WM_operatortype_append(IMAGE_OT_view_zoom_out);
WM_operatortype_append(IMAGE_OT_view_zoom_ratio);
WM_operatortype_append(IMAGE_OT_toolbox);
}
void image_keymap(struct wmWindowManager *wm)
{
ListBase *keymap= WM_keymap_listbase(wm, "Image", SPACE_IMAGE, 0);
WM_keymap_add_item(keymap, "IMAGE_OT_view_all", HOMEKEY, KM_PRESS, 0, 0);
WM_keymap_add_item(keymap, "IMAGE_OT_view_selected", PADPERIOD, KM_PRESS, 0, 0);
WM_keymap_add_item(keymap, "IMAGE_OT_view_pan", MIDDLEMOUSE, KM_PRESS, 0, 0);
WM_keymap_add_item(keymap, "IMAGE_OT_view_zoom_in", WHEELINMOUSE, KM_PRESS, 0, 0);
WM_keymap_add_item(keymap, "IMAGE_OT_view_zoom_out", WHEELOUTMOUSE, KM_PRESS, 0, 0);
WM_keymap_add_item(keymap, "IMAGE_OT_view_zoom_in", PADPLUSKEY, KM_PRESS, 0, 0);
WM_keymap_add_item(keymap, "IMAGE_OT_view_zoom_out", PADMINUS, KM_PRESS, 0, 0);
WM_keymap_add_item(keymap, "IMAGE_OT_view_zoom", MIDDLEMOUSE, KM_PRESS, KM_CTRL, 0);
RNA_float_set(WM_keymap_add_item(keymap, "IMAGE_OT_view_zoom_ratio", PAD8, KM_PRESS, KM_SHIFT, 0)->ptr, "ratio", 8.0f);
RNA_float_set(WM_keymap_add_item(keymap, "IMAGE_OT_view_zoom_ratio", PAD4, KM_PRESS, KM_SHIFT, 0)->ptr, "ratio", 4.0f);
RNA_float_set(WM_keymap_add_item(keymap, "IMAGE_OT_view_zoom_ratio", PAD2, KM_PRESS, KM_SHIFT, 0)->ptr, "ratio", 2.0f);
RNA_float_set(WM_keymap_add_item(keymap, "IMAGE_OT_view_zoom_ratio", PAD1, KM_PRESS, 0, 0)->ptr, "ratio", 1.0f);
RNA_float_set(WM_keymap_add_item(keymap, "IMAGE_OT_view_zoom_ratio", PAD2, KM_PRESS, 0, 0)->ptr, "ratio", 0.5f);
RNA_float_set(WM_keymap_add_item(keymap, "IMAGE_OT_view_zoom_ratio", PAD4, KM_PRESS, 0, 0)->ptr, "ratio", 0.25f);
RNA_float_set(WM_keymap_add_item(keymap, "IMAGE_OT_view_zoom_ratio", PAD8, KM_PRESS, 0, 0)->ptr, "ratio", 0.125f);
WM_keymap_add_item(keymap, "IMAGE_OT_toolbox", SPACEKEY, KM_PRESS, 0, 0);
}
static void image_refresh(const bContext *C, ScrArea *sa)
{
SpaceImage *sima= (SpaceImage*)CTX_wm_space_data(C);
Object *obedit= CTX_data_edit_object(C);
Image *ima;
ima= get_space_image(sima);
/* check if we have to set the image from the editmesh */
if(ima && (ima->source==IMA_SRC_VIEWER || sima->pin));
else if(obedit && obedit->type == OB_MESH) {
Mesh *me= (Mesh*)obedit->data;
EditMesh *em= me->edit_mesh;
MTFace *tf;
if(EM_texFaceCheck(em)) {
sima->image= ima= NULL;
tf = EM_get_active_mtface(em, NULL, NULL, 1); /* partially selected face is ok */
if(tf && (tf->mode & TF_TEX)) {
/* don't need to check for pin here, see above */
sima->image= ima= tf->tpage;
if(sima->flag & SI_EDITTILE);
else sima->curtile= tf->tile;
if(ima) {
if(tf->mode & TF_TILES)
ima->tpageflag |= IMA_TILES;
else
ima->tpageflag &= ~IMA_TILES;
}
}
}
}
}
static void image_listener(ScrArea *sa, wmNotifier *wmn)
{
/* context changes */
switch(wmn->category) {
case NC_SCENE:
switch(wmn->data) {
case ND_MODE:
case ND_RENDER_RESULT:
case ND_COMPO_RESULT:
ED_area_tag_refresh(sa);
ED_area_tag_redraw(sa);
break;
}
break;
}
}
static int image_context(const bContext *C, bContextDataMember member, bContextDataResult *result)
{
SpaceImage *sima= (SpaceImage*)CTX_wm_space_data(C);
if(member == CTX_DATA_EDIT_IMAGE) {
CTX_data_pointer_set(result, get_space_image(sima));
return 1;
}
else if(member == CTX_DATA_EDIT_IMAGE_BUFFER) {
CTX_data_pointer_set(result, get_space_image_buffer(sima));
return 1;
}
return 0;
}
/************************** main region ***************************/
/* sets up the fields of the View2D from zoom and offset */
static void image_main_area_set_view2d(SpaceImage *sima, ARegion *ar)
{
Image *ima= get_space_image(sima);
float x1, y1, w, h;
int width, height, winx, winy;
#if 0
if(image_preview_active(curarea, &xim, &yim));
else if(sima->image) {
ImBuf *ibuf= imagewindow_get_ibuf(sima);
float xuser_asp, yuser_asp;
image_pixel_aspect(sima->image, &xuser_asp, &yuser_asp);
if(ibuf) {
xim= ibuf->x * xuser_asp;
yim= ibuf->y * yuser_asp;
}
else if( sima->image->type==IMA_TYPE_R_RESULT ) {
/* not very important, just nice */
xim= (G.scene->r.xsch*G.scene->r.size)/100;
yim= (G.scene->r.ysch*G.scene->r.size)/100;
}
}
#endif
get_space_image_size(sima, &width, &height);
w= width;
h= height;
if(ima)
h *= ima->aspy/ima->aspx;
winx= ar->winrct.xmax - ar->winrct.xmin + 1;
winy= ar->winrct.ymax - ar->winrct.ymin + 1;
ar->v2d.tot.xmin= 0;
ar->v2d.tot.ymin= 0;
ar->v2d.tot.xmax= w;
ar->v2d.tot.ymax= h;
ar->v2d.mask.xmin= ar->v2d.mask.ymin= 0;
ar->v2d.mask.xmax= winx;
ar->v2d.mask.ymax= winy;
/* which part of the image space do we see? */
/* same calculation as in lrectwrite: area left and down*/
x1= ar->winrct.xmin+(winx-sima->zoom*w)/2;
y1= ar->winrct.ymin+(winy-sima->zoom*h)/2;
x1-= sima->zoom*sima->xof;
y1-= sima->zoom*sima->yof;
/* relative display right */
ar->v2d.cur.xmin= ((ar->winrct.xmin - (float)x1)/sima->zoom);
ar->v2d.cur.xmax= ar->v2d.cur.xmin + ((float)winx/sima->zoom);
/* relative display left */
ar->v2d.cur.ymin= ((ar->winrct.ymin-(float)y1)/sima->zoom);
ar->v2d.cur.ymax= ar->v2d.cur.ymin + ((float)winy/sima->zoom);
/* normalize 0.0..1.0 */
ar->v2d.cur.xmin /= w;
ar->v2d.cur.xmax /= w;
ar->v2d.cur.ymin /= h;
ar->v2d.cur.ymax /= h;
}
/* add handlers, stuff you only do once or on area/region changes */
static void image_main_area_init(wmWindowManager *wm, ARegion *ar)
{
ListBase *keymap;
// image space manages own v2d
// UI_view2d_region_reinit(&ar->v2d, V2D_COMMONVIEW_STANDARD, ar->winx, ar->winy);
/* own keymap */
keymap= WM_keymap_listbase(wm, "Image", SPACE_IMAGE, 0);
WM_event_add_keymap_handler_bb(&ar->handlers, keymap, &ar->v2d.mask, &ar->winrct);
}
static void image_main_area_draw(const bContext *C, ARegion *ar)
{
/* draw entirely, view changes should be handled here */
SpaceImage *sima= (SpaceImage*)CTX_wm_space_data(C);
Object *obedit= CTX_data_edit_object(C);
Scene *scene= CTX_data_scene(C);
View2D *v2d= &ar->v2d;
//View2DScrollers *scrollers;
float col[3];
/* clear and setup matrix */
UI_GetThemeColor3fv(TH_BACK, col);
glClearColor(col[0], col[1], col[2], 0.0);
glClear(GL_COLOR_BUFFER_BIT);
/* we set view2d from own zoom and offset each time */
image_main_area_set_view2d(sima, ar);
/* we draw image in pixelspace */
draw_image_main(sima, ar, scene);
/* and uvs in 0.0-1.0 space */
UI_view2d_view_ortho(C, v2d);
draw_uvedit_main(sima, ar, scene, obedit);
UI_view2d_view_restore(C);
/* scrollers? */
/*scrollers= UI_view2d_scrollers_calc(C, v2d, V2D_UNIT_VALUES, V2D_GRID_CLAMP, V2D_ARG_DUMMY, V2D_ARG_DUMMY);
UI_view2d_scrollers_draw(C, v2d, scrollers);
UI_view2d_scrollers_free(scrollers);*/
}
static void image_modal_keymaps(wmWindowManager *wm, ARegion *ar, int stype)
{
ListBase *keymap;
keymap= WM_keymap_listbase(wm, "UVEdit", 0, 0);
if(stype==NS_EDITMODE_MESH)
WM_event_add_keymap_handler(&ar->handlers, keymap);
else
WM_event_remove_keymap_handler(&ar->handlers, keymap);
}
static void image_main_area_listener(ARegion *ar, wmNotifier *wmn)
{
/* context changes */
switch(wmn->category) {
case NC_SCENE:
switch(wmn->data) {
case ND_MODE:
image_modal_keymaps(wmn->wm, ar, wmn->subtype);
break;
}
break;
case NC_OBJECT:
switch(wmn->data) {
case ND_GEOM_SELECT:
ED_region_tag_redraw(ar);
break;
}
}
}
/************************* header region **************************/
/* add handlers, stuff you only do once or on area/region changes */
static void image_header_area_init(wmWindowManager *wm, ARegion *ar)
{
UI_view2d_region_reinit(&ar->v2d, V2D_COMMONVIEW_HEADER, ar->winx, ar->winy);
}
static void image_header_area_draw(const bContext *C, ARegion *ar)
{
float col[3];
/* clear */
if(ED_screen_area_active(C))
UI_GetThemeColor3fv(TH_HEADER, col);
else
UI_GetThemeColor3fv(TH_HEADERDESEL, col);
glClearColor(col[0], col[1], col[2], 0.0);
glClear(GL_COLOR_BUFFER_BIT);
/* set view2d view matrix for scrolling (without scrollers) */
UI_view2d_view_ortho(C, &ar->v2d);
image_header_buttons(C, ar);
/* restore view matrix? */
UI_view2d_view_restore(C);
}
/**************************** spacetype *****************************/
/* only called once, from space/spacetypes.c */
void ED_spacetype_image(void)
{
SpaceType *st= MEM_callocN(sizeof(SpaceType), "spacetype image");
ARegionType *art;
st->spaceid= SPACE_IMAGE;
st->new= image_new;
st->free= image_free;
st->init= image_init;
st->duplicate= image_duplicate;
st->operatortypes= image_operatortypes;
st->keymap= image_keymap;
st->refresh= image_refresh;
st->listener= image_listener;
st->context= image_context;
/* regions: main window */
art= MEM_callocN(sizeof(ARegionType), "spacetype image region");
art->regionid = RGN_TYPE_WINDOW;
art->keymapflag= ED_KEYMAP_FRAMES;
art->init= image_main_area_init;
art->draw= image_main_area_draw;
art->listener= image_main_area_listener;
art->keymapflag= 0;
BLI_addhead(&st->regiontypes, art);
/* regions: header */
art= MEM_callocN(sizeof(ARegionType), "spacetype image region");
art->regionid = RGN_TYPE_HEADER;
art->minsizey= HEADERY;
art->keymapflag= ED_KEYMAP_UI|ED_KEYMAP_VIEW2D|ED_KEYMAP_FRAMES;
art->init= image_header_area_init;
art->draw= image_header_area_draw;
BLI_addhead(&st->regiontypes, art);
BKE_spacetype_register(st);
}
/**************************** common state *****************************/
Image *get_space_image(SpaceImage *sima)
{
return sima->image;
}
/* called to assign images to UV faces */
void set_space_image(SpaceImage *sima, Scene *scene, Object *obedit, Image *ima)
{
ED_uvedit_assign_image(scene, obedit, ima, sima->image);
/* change the space ima after because uvedit_face_visible uses the space ima
* to check if the face is displayed in UV-localview */
sima->image= ima;
if(ima == NULL || ima->type==IMA_TYPE_R_RESULT || ima->type==IMA_TYPE_COMPOSITE)
sima->flag &= ~SI_DRAWTOOL;
if(sima->image)
BKE_image_signal(sima->image, &sima->iuser, IMA_SIGNAL_USER_NEW_IMAGE);
}
ImBuf *get_space_image_buffer(SpaceImage *sima)
{
ImBuf *ibuf;
if(sima->image) {
#if 0
if(sima->image->type==IMA_TYPE_R_RESULT && BIF_show_render_spare())
return BIF_render_spare_imbuf();
else
#endif
ibuf= BKE_image_get_ibuf(sima->image, &sima->iuser);
if(ibuf && (ibuf->rect || ibuf->rect_float))
return ibuf;
}
return NULL;
}
void get_space_image_size(SpaceImage *sima, int *width, int *height)
{
ImBuf *ibuf;
ibuf= get_space_image_buffer(sima);
if(ibuf && ibuf->x > 0 && ibuf->y > 0) {
*width= ibuf->x;
*height= ibuf->y;
}
/* I know a bit weak... but preview uses not actual image size */
// XXX else if(image_preview_active(sima, width, height));
else {
*width= 256;
*height= 256;
}
}
void get_space_image_aspect(SpaceImage *sima, float *aspx, float *aspy)
{
Image *ima;
ima= get_space_image(sima);
*aspx= *aspy= 1.0;
if((ima == NULL) || (ima->type == IMA_TYPE_R_RESULT) || (ima->type == IMA_TYPE_COMPOSITE) ||
(ima->tpageflag & IMA_TILES) || (ima->aspx==0.0 || ima->aspy==0.0))
return;
/* x is always 1 */
*aspy = ima->aspy/ima->aspx;
}
void get_space_image_zoom(SpaceImage *sima, ARegion *ar, float *zoomx, float *zoomy)
{
int width, height;
get_space_image_size(sima, &width, &height);
*zoomx= (float)(ar->winrct.xmax - ar->winrct.xmin)/(float)((ar->v2d.cur.xmax - ar->v2d.cur.xmin)*width);
*zoomy= (float)(ar->winrct.ymax - ar->winrct.ymin)/(float)((ar->v2d.cur.ymax - ar->v2d.cur.ymin)*height);
}
void get_space_image_uv_aspect(SpaceImage *sima, float *aspx, float *aspy)
{
int w, h;
get_space_image_aspect(sima, aspx, aspy);
get_space_image_size(sima, &w, &h);
*aspx *= (float)w;
*aspy *= (float)h;
}
int get_space_image_show_render(SpaceImage *sima)
{
return (sima->image && ELEM(sima->image->type, IMA_TYPE_R_RESULT, IMA_TYPE_COMPOSITE));
}
int get_space_image_show_paint(SpaceImage *sima)
{
if(get_space_image_show_render(sima))
return 0;
return (sima->flag & SI_DRAWTOOL);
}
int get_space_image_show_uvedit(SpaceImage *sima, Object *obedit)
{
if(get_space_image_show_render(sima))
return 0;
if(get_space_image_show_paint(sima))
return 0;
if(obedit && obedit->type == OB_MESH)
return EM_texFaceCheck(((Mesh*)obedit->data)->edit_mesh);
return 0;
}
int get_space_image_show_uvshadow(SpaceImage *sima, Object *obedit)
{
if(get_space_image_show_render(sima))
return 0;
if(get_space_image_show_paint(sima))
if(obedit && obedit->type == OB_MESH)
return EM_texFaceCheck(((Mesh*)obedit->data)->edit_mesh);
return 0;
}
/* Exported Functions */
Image *ED_space_image(SpaceImage *sima)
{
return get_space_image(sima);
}
void ED_space_image_size(SpaceImage *sima, int *width, int *height)
{
get_space_image_size(sima, width, height);
}
void ED_space_image_uv_aspect(SpaceImage *sima, float *aspx, float *aspy)
{
get_space_image_uv_aspect(sima, aspx, aspy);
}
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