Ton Roosendaal
4e81404d7e
Grand cleanup: - removal of FTF and ftfont dir - removal of text.c which wrapped it - wrapped old text drawing code temporarily, need to decide how 'style' will behave per editor when you draw strings outside interface code.... wouldn't be very useful to set fonts locally all over?
316 lines
8.7 KiB
C
316 lines
8.7 KiB
C
/**
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* $Id$
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*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* The Original Code is Copyright (C) 2008 Blender Foundation.
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* All rights reserved.
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*
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*
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* Contributor(s): Joshua Leung
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#include <string.h>
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#include <stdio.h>
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#include "DNA_anim_types.h"
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#include "DNA_action_types.h"
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#include "DNA_curve_types.h"
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#include "DNA_object_types.h"
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#include "DNA_space_types.h"
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#include "DNA_scene_types.h"
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#include "DNA_screen_types.h"
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#include "DNA_windowmanager_types.h"
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#include "MEM_guardedalloc.h"
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#include "BLI_blenlib.h"
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#include "BKE_action.h"
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#include "BKE_context.h"
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#include "BKE_global.h"
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#include "BKE_fcurve.h"
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#include "BKE_object.h"
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#include "BKE_screen.h"
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#include "BKE_utildefines.h"
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#include "ED_anim_api.h"
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#include "ED_keyframes_edit.h"
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#include "ED_util.h"
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#include "WM_api.h"
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#include "WM_types.h"
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#include "BIF_gl.h"
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#include "BIF_glutil.h"
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#include "UI_interface.h"
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#include "UI_resources.h"
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#include "UI_view2d.h"
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/* XXX */
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extern void ui_rasterpos_safe(float x, float y, float aspect);
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/* *************************************************** */
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/* CURRENT FRAME DRAWING */
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/* Draw current frame number in a little green box beside the current frame indicator */
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static void draw_cfra_number (Scene *scene, View2D *v2d, float cfra, short time)
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{
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float xscale, yscale, x, y;
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char str[32];
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short slen;
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/* because the frame number text is subject to the same scaling as the contents of the view */
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UI_view2d_getscale(v2d, &xscale, &yscale);
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glScalef(1.0f/xscale, 1.0f, 1.0f);
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if (time)
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sprintf(str, " %.2f", FRA2TIME(CFRA));
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else
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sprintf(str, " %d", CFRA);
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slen= (short)UI_GetStringWidth(str) - 1;
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/* get starting coordinates for drawing */
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x= cfra * xscale;
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y= 18;
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/* draw green box around/behind text */
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UI_ThemeColorShadeAlpha(TH_CFRAME, 0, -100);
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glRectf(x, y, x+slen, y+15);
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/* draw current frame number - black text */
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UI_ThemeColor(TH_TEXT);
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UI_DrawString(x-5, y+3, str); // XXX may need to be updated for font stuff
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/* restore view transform */
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glScalef(xscale, 1.0, 1.0);
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}
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/* General call for drawing current frame indicator in a */
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void ANIM_draw_cfra (const bContext *C, View2D *v2d, short flag)
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{
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Scene *scene= CTX_data_scene(C);
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float vec[2];
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/* Draw a light green line to indicate current frame */
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vec[0]= (float)(scene->r.cfra * scene->r.framelen);
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UI_ThemeColor(TH_CFRAME);
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glLineWidth(2.0);
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glBegin(GL_LINE_STRIP);
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vec[1]= v2d->cur.ymin;
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glVertex2fv(vec);
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vec[1]= v2d->cur.ymax;
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glVertex2fv(vec);
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glEnd();
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/* Draw dark green line if slow-parenting/time-offset is enabled */
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if (flag & DRAWCFRA_SHOW_TIMEOFS) {
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Object *ob= (scene->basact) ? (scene->basact->object) : 0;
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// XXX ob->ipoflag is depreceated!
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if ((ob) && (ob->ipoflag & OB_OFFS_OB) && (give_timeoffset(ob)!=0.0f)) {
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vec[0]-= give_timeoffset(ob); /* could avoid calling twice */
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UI_ThemeColorShade(TH_CFRAME, -30);
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glBegin(GL_LINE_STRIP);
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/*vec[1]= v2d->cur.ymax;*/ // this is set already. this line is only included
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glVertex2fv(vec);
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vec[1]= v2d->cur.ymin;
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glVertex2fv(vec);
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glEnd();
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}
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}
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glLineWidth(1.0);
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/* Draw current frame number in a little box */
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if (flag & DRAWCFRA_SHOW_NUMBOX) {
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UI_view2d_view_orthoSpecial(C, v2d, 1);
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draw_cfra_number(scene, v2d, vec[0], (flag & DRAWCFRA_UNIT_SECONDS));
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}
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}
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/* *************************************************** */
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/* PREVIEW RANGE 'CURTAINS' */
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/* Note: 'Preview Range' tools are defined in anim_ops.c */
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/* Draw preview range 'curtains' for highlighting where the animation data is */
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void ANIM_draw_previewrange (const bContext *C, View2D *v2d)
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{
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Scene *scene= CTX_data_scene(C);
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/* only draw this if preview range is set */
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if (scene->r.psfra) {
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glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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glEnable(GL_BLEND);
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glColor4f(0.0f, 0.0f, 0.0f, 0.4f);
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/* only draw two separate 'curtains' if there's no overlap between them */
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if (PSFRA < PEFRA) {
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glRectf(v2d->cur.xmin, v2d->cur.ymin, (float)PSFRA, v2d->cur.ymax);
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glRectf((float)PEFRA, v2d->cur.ymin, v2d->cur.xmax, v2d->cur.ymax);
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}
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else {
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glRectf(v2d->cur.xmin, v2d->cur.ymin, v2d->cur.xmax, v2d->cur.ymax);
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}
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glDisable(GL_BLEND);
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}
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}
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/* *************************************************** */
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/* NLA-MAPPING UTILITIES (required for drawing and also editing keyframes) */
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/* Obtain the Object providing NLA-scaling for the given channel (if applicable) */
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Object *ANIM_nla_mapping_get(bAnimContext *ac, bAnimListElem *ale)
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{
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/* sanity checks */
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if (ac == NULL)
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return NULL;
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/* handling depends on the type of animation-context we've got */
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if (ac->datatype == ANIMCONT_ACTION) {
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/* Action Editor (action mode) or Graph Editor (ipo mode):
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* Only use if editor is not pinned, and active object has action
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*/
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if (ac->obact && ac->obact->action) {
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SpaceAction *saction= (SpaceAction *)ac->sa->spacedata.first;
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if (saction->pin == 0)
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return ac->obact;
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}
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}
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else if ((ac->datatype == ANIMCONT_DOPESHEET) && (ale)) {
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/* Dopesheet:
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* Only if channel is available, and is owned by an Object with an Action
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*/
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if ((ale->id) && (GS(ale->id->name) == ID_OB)) {
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Object *ob= (Object *)ale->id;
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if (ob->action)
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return ob;
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}
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}
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// XXX todo: add F-Curves mode (Graph Editor) ...
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/* no appropriate object found */
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return NULL;
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}
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/* Set/clear temporary mapping of coordinates from 'local-action' time to 'global-nla-scaled' time
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* - the old mapping is stored in a static var, but that shouldn't be too bad as UI drawing
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* (where this is called) is single-threaded anyway
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*/
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// XXX was called: map_active_strip()
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void ANIM_nla_mapping_draw(gla2DDrawInfo *di, Object *ob, short restore)
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{
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static rctf stored;
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if (restore) {
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/* restore un-mapped coordinates */
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gla2DSetMap(di, &stored);
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}
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else {
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/* set mapped coordinates */
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rctf map;
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gla2DGetMap(di, &stored);
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map= stored;
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map.xmin= get_action_frame(ob, map.xmin);
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map.xmax= get_action_frame(ob, map.xmax);
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if (map.xmin == map.xmax) map.xmax += 1.0f;
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gla2DSetMap(di, &map);
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}
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}
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/* ------------------- */
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/* helper function for ANIM_nla_mapping_apply_ipocurve() -> "restore", i.e. mapping points back to IPO-time */
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static short bezt_nlamapping_restore(BeztEditData *bed, BezTriple *bezt)
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{
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/* object providing scaling is stored in 'data', only_keys option is stored in i1 */
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Object *ob= (Object *)bed->data;
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short only_keys= (short)bed->i1;
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/* adjust BezTriple handles only if allowed to */
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if (only_keys == 0) {
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bezt->vec[0][0]= get_action_frame(ob, bezt->vec[0][0]);
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bezt->vec[2][0]= get_action_frame(ob, bezt->vec[2][0]);
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}
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bezt->vec[1][0]= get_action_frame(ob, bezt->vec[1][0]);
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return 0;
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}
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/* helper function for ANIM_nla_mapping_apply_ipocurve() -> "apply", i.e. mapping points to NLA-mapped global time */
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static short bezt_nlamapping_apply(BeztEditData *bed, BezTriple *bezt)
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{
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/* object providing scaling is stored in 'data', only_keys option is stored in i1 */
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Object *ob= (Object *)bed->data;
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short only_keys= (short)bed->i1;
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/* adjust BezTriple handles only if allowed to */
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if (only_keys == 0) {
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bezt->vec[0][0]= get_action_frame_inv(ob, bezt->vec[0][0]);
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bezt->vec[2][0]= get_action_frame_inv(ob, bezt->vec[2][0]);
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}
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bezt->vec[1][0]= get_action_frame_inv(ob, bezt->vec[1][0]);
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return 0;
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}
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/* Apply/Unapply NLA mapping to all keyframes in the nominated F-Curve
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* - restore = whether to map points back to non-mapped time
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* - only_keys = whether to only adjust the location of the center point of beztriples
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*/
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void ANIM_nla_mapping_apply_fcurve(Object *ob, FCurve *fcu, short restore, short only_keys)
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{
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BeztEditData bed;
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BeztEditFunc map_cb;
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/* init edit data
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* - ob is stored in 'data'
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* - only_keys is stored in 'i1'
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*/
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memset(&bed, 0, sizeof(BeztEditData));
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bed.data= (void *)ob;
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bed.i1= (int)only_keys;
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/* get editing callback */
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if (restore)
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map_cb= bezt_nlamapping_restore;
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else
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map_cb= bezt_nlamapping_apply;
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/* apply to F-Curve */
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ANIM_fcurve_keys_bezier_loop(&bed, fcu, NULL, map_cb, NULL);
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}
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/* *************************************************** */
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