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blender-archive/source/blender/editors/space_graph/space_graph.c
Campbell Barton 2abfcebb0e Cleanup: use C comments for descriptive text 
Follow our code style guide by using C-comments for text descriptions.
2020-10-10 22:04:51 +11:00

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/*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2008 Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup spgraph
*/
#include <stdio.h>
#include <string.h>
#include "DNA_anim_types.h"
#include "DNA_collection_types.h"
#include "DNA_scene_types.h"
#include "MEM_guardedalloc.h"
#include "BLI_blenlib.h"
#include "BLI_math.h"
#include "BLI_utildefines.h"
#include "BKE_context.h"
#include "BKE_fcurve.h"
#include "BKE_screen.h"
#include "ED_anim_api.h"
#include "ED_markers.h"
#include "ED_screen.h"
#include "ED_space_api.h"
#include "ED_time_scrub_ui.h"
#include "GPU_framebuffer.h"
#include "GPU_immediate.h"
#include "GPU_state.h"
#include "WM_api.h"
#include "WM_message.h"
#include "WM_types.h"
#include "RNA_access.h"
#include "RNA_define.h"
#include "RNA_enum_types.h"
#include "UI_interface.h"
#include "UI_resources.h"
#include "UI_view2d.h"
#include "graph_intern.h" /* own include */
/* ******************** default callbacks for ipo space ***************** */
static SpaceLink *graph_create(const ScrArea *UNUSED(area), const Scene *scene)
{
ARegion *region;
SpaceGraph *sipo;
/* Graph Editor - general stuff */
sipo = MEM_callocN(sizeof(SpaceGraph), "init graphedit");
sipo->spacetype = SPACE_GRAPH;
sipo->autosnap = SACTSNAP_FRAME;
/* allocate DopeSheet data for Graph Editor */
sipo->ads = MEM_callocN(sizeof(bDopeSheet), "GraphEdit DopeSheet");
sipo->ads->source = (ID *)scene;
/* settings for making it easier by default to just see what you're interested in tweaking */
sipo->ads->filterflag |= ADS_FILTER_ONLYSEL;
sipo->flag |= SIPO_SELVHANDLESONLY | SIPO_SHOW_MARKERS;
/* header */
region = MEM_callocN(sizeof(ARegion), "header for graphedit");
BLI_addtail(&sipo->regionbase, region);
region->regiontype = RGN_TYPE_HEADER;
region->alignment = (U.uiflag & USER_HEADER_BOTTOM) ? RGN_ALIGN_BOTTOM : RGN_ALIGN_TOP;
/* channels */
region = MEM_callocN(sizeof(ARegion), "channels region for graphedit");
BLI_addtail(&sipo->regionbase, region);
region->regiontype = RGN_TYPE_CHANNELS;
region->alignment = RGN_ALIGN_LEFT;
region->v2d.scroll = (V2D_SCROLL_RIGHT | V2D_SCROLL_BOTTOM);
/* ui buttons */
region = MEM_callocN(sizeof(ARegion), "buttons region for graphedit");
BLI_addtail(&sipo->regionbase, region);
region->regiontype = RGN_TYPE_UI;
region->alignment = RGN_ALIGN_RIGHT;
region->flag = RGN_FLAG_HIDDEN;
/* main region */
region = MEM_callocN(sizeof(ARegion), "main region for graphedit");
BLI_addtail(&sipo->regionbase, region);
region->regiontype = RGN_TYPE_WINDOW;
region->v2d.tot.xmin = 0.0f;
region->v2d.tot.ymin = (float)scene->r.sfra - 10.0f;
region->v2d.tot.xmax = (float)scene->r.efra;
region->v2d.tot.ymax = 10.0f;
region->v2d.cur = region->v2d.tot;
region->v2d.min[0] = FLT_MIN;
region->v2d.min[1] = FLT_MIN;
region->v2d.max[0] = MAXFRAMEF;
region->v2d.max[1] = FLT_MAX;
region->v2d.scroll = (V2D_SCROLL_BOTTOM | V2D_SCROLL_HORIZONTAL_HANDLES);
region->v2d.scroll |= (V2D_SCROLL_RIGHT | V2D_SCROLL_VERTICAL_HANDLES);
region->v2d.keeptot = 0;
return (SpaceLink *)sipo;
}
/* not spacelink itself */
static void graph_free(SpaceLink *sl)
{
SpaceGraph *si = (SpaceGraph *)sl;
if (si->ads) {
BLI_freelistN(&si->ads->chanbase);
MEM_freeN(si->ads);
}
if (si->runtime.ghost_curves.first) {
BKE_fcurves_free(&si->runtime.ghost_curves);
}
}
/* spacetype; init callback */
static void graph_init(struct wmWindowManager *wm, ScrArea *area)
{
SpaceGraph *sipo = (SpaceGraph *)area->spacedata.first;
/* init dopesheet data if non-existent (i.e. for old files) */
if (sipo->ads == NULL) {
sipo->ads = MEM_callocN(sizeof(bDopeSheet), "GraphEdit DopeSheet");
sipo->ads->source = (ID *)WM_window_get_active_scene(wm->winactive);
}
/* force immediate init of any invalid F-Curve colors */
/* XXX: but, don't do SIPO_TEMP_NEEDCHANSYNC (i.e. channel select state sync)
* as this is run on each region resize; setting this here will cause selection
* state to be lost on area/region resizing. T35744.
*/
ED_area_tag_refresh(area);
}
static SpaceLink *graph_duplicate(SpaceLink *sl)
{
SpaceGraph *sipon = MEM_dupallocN(sl);
/* clear or remove stuff from old */
BLI_duplicatelist(&sipon->runtime.ghost_curves, &((SpaceGraph *)sl)->runtime.ghost_curves);
sipon->ads = MEM_dupallocN(sipon->ads);
return (SpaceLink *)sipon;
}
/* add handlers, stuff you only do once or on area/region changes */
static void graph_main_region_init(wmWindowManager *wm, ARegion *region)
{
wmKeyMap *keymap;
UI_view2d_region_reinit(&region->v2d, V2D_COMMONVIEW_CUSTOM, region->winx, region->winy);
/* own keymap */
keymap = WM_keymap_ensure(wm->defaultconf, "Graph Editor", SPACE_GRAPH, 0);
WM_event_add_keymap_handler_v2d_mask(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Graph Editor Generic", SPACE_GRAPH, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
}
static void graph_main_region_draw(const bContext *C, ARegion *region)
{
/* draw entirely, view changes should be handled here */
SpaceGraph *sipo = CTX_wm_space_graph(C);
Scene *scene = CTX_data_scene(C);
bAnimContext ac;
View2D *v2d = &region->v2d;
/* clear and setup matrix */
UI_ThemeClearColor(TH_BACK);
UI_view2d_view_ortho(v2d);
/* grid */
bool display_seconds = (sipo->mode == SIPO_MODE_ANIMATION) && (sipo->flag & SIPO_DRAWTIME);
UI_view2d_draw_lines_x__frames_or_seconds(v2d, scene, display_seconds);
UI_view2d_draw_lines_y__values(v2d);
ED_region_draw_cb_draw(C, region, REGION_DRAW_PRE_VIEW);
/* start and end frame (in F-Curve mode only) */
if (sipo->mode != SIPO_MODE_DRIVERS) {
ANIM_draw_framerange(scene, v2d);
}
/* draw data */
if (ANIM_animdata_get_context(C, &ac)) {
/* draw ghost curves */
graph_draw_ghost_curves(&ac, sipo, region);
/* draw curves twice - unselected, then selected, so that the are fewer occlusion problems */
graph_draw_curves(&ac, sipo, region, 0);
graph_draw_curves(&ac, sipo, region, 1);
/* XXX the slow way to set tot rect... but for nice sliders needed (ton) */
get_graph_keyframe_extents(
&ac, &v2d->tot.xmin, &v2d->tot.xmax, &v2d->tot.ymin, &v2d->tot.ymax, false, true);
/* extra offset so that these items are visible */
v2d->tot.xmin -= 10.0f;
v2d->tot.xmax += 10.0f;
}
if (((sipo->flag & SIPO_NODRAWCURSOR) == 0) || (sipo->mode == SIPO_MODE_DRIVERS)) {
uint pos = GPU_vertformat_attr_add(immVertexFormat(), "pos", GPU_COMP_F32, 2, GPU_FETCH_FLOAT);
immBindBuiltinProgram(GPU_SHADER_2D_UNIFORM_COLOR);
/* horizontal component of value-cursor (value line before the current frame line) */
if ((sipo->flag & SIPO_NODRAWCURSOR) == 0) {
float y = sipo->cursorVal;
/* Draw a green line to indicate the cursor value */
immUniformThemeColorShadeAlpha(TH_CFRAME, -10, -50);
GPU_blend(GPU_BLEND_ALPHA);
GPU_line_width(2.0);
immBegin(GPU_PRIM_LINES, 2);
immVertex2f(pos, v2d->cur.xmin, y);
immVertex2f(pos, v2d->cur.xmax, y);
immEnd();
GPU_blend(GPU_BLEND_NONE);
}
/* current frame or vertical component of vertical component of the cursor */
if (sipo->mode == SIPO_MODE_DRIVERS) {
/* cursor x-value */
float x = sipo->cursorTime;
/* to help differentiate this from the current frame,
* draw slightly darker like the horizontal one */
immUniformThemeColorShadeAlpha(TH_CFRAME, -40, -50);
GPU_blend(GPU_BLEND_ALPHA);
GPU_line_width(2.0);
immBegin(GPU_PRIM_LINES, 2);
immVertex2f(pos, x, v2d->cur.ymin);
immVertex2f(pos, x, v2d->cur.ymax);
immEnd();
GPU_blend(GPU_BLEND_NONE);
}
immUnbindProgram();
}
/* markers */
if (sipo->mode != SIPO_MODE_DRIVERS) {
UI_view2d_view_orthoSpecial(region, v2d, 1);
int marker_draw_flag = DRAW_MARKERS_MARGIN;
if (sipo->flag & SIPO_SHOW_MARKERS) {
ED_markers_draw(C, marker_draw_flag);
}
}
/* preview range */
if (sipo->mode != SIPO_MODE_DRIVERS) {
UI_view2d_view_ortho(v2d);
ANIM_draw_previewrange(C, v2d, 0);
}
/* callback */
UI_view2d_view_ortho(v2d);
ED_region_draw_cb_draw(C, region, REGION_DRAW_POST_VIEW);
/* reset view matrix */
UI_view2d_view_restore(C);
/* time-scrubbing */
ED_time_scrub_draw(region, scene, display_seconds, false);
}
static void graph_main_region_draw_overlay(const bContext *C, ARegion *region)
{
/* draw entirely, view changes should be handled here */
const SpaceGraph *sipo = CTX_wm_space_graph(C);
const Scene *scene = CTX_data_scene(C);
const bool draw_vert_line = sipo->mode != SIPO_MODE_DRIVERS;
View2D *v2d = &region->v2d;
/* scrubbing region */
ED_time_scrub_draw_current_frame(region, scene, sipo->flag & SIPO_DRAWTIME, draw_vert_line);
/* scrollers */
/* FIXME: args for scrollers depend on the type of data being shown. */
UI_view2d_scrollers_draw(v2d, NULL);
/* scale numbers */
{
rcti rect;
BLI_rcti_init(
&rect, 0, 15 * UI_DPI_FAC, 15 * UI_DPI_FAC, region->winy - UI_TIME_SCRUB_MARGIN_Y);
UI_view2d_draw_scale_y__values(region, v2d, &rect, TH_SCROLL_TEXT);
}
}
static void graph_channel_region_init(wmWindowManager *wm, ARegion *region)
{
wmKeyMap *keymap;
/* make sure we keep the hide flags */
region->v2d.scroll |= V2D_SCROLL_RIGHT;
/* prevent any noise of past */
region->v2d.scroll &= ~(V2D_SCROLL_LEFT | V2D_SCROLL_TOP | V2D_SCROLL_BOTTOM);
region->v2d.scroll |= V2D_SCROLL_HORIZONTAL_HIDE;
region->v2d.scroll |= V2D_SCROLL_VERTICAL_HIDE;
UI_view2d_region_reinit(&region->v2d, V2D_COMMONVIEW_LIST, region->winx, region->winy);
/* own keymap */
keymap = WM_keymap_ensure(wm->defaultconf, "Animation Channels", 0, 0);
WM_event_add_keymap_handler_v2d_mask(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Graph Editor Generic", SPACE_GRAPH, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
}
static void graph_channel_region_draw(const bContext *C, ARegion *region)
{
bAnimContext ac;
View2D *v2d = &region->v2d;
/* clear and setup matrix */
UI_ThemeClearColor(TH_BACK);
UI_view2d_view_ortho(v2d);
/* draw channels */
if (ANIM_animdata_get_context(C, &ac)) {
graph_draw_channel_names((bContext *)C, &ac, region);
}
/* channel filter next to scrubbing area */
ED_time_scrub_channel_search_draw(C, region, ac.ads);
/* reset view matrix */
UI_view2d_view_restore(C);
/* scrollers */
UI_view2d_scrollers_draw(v2d, NULL);
}
/* add handlers, stuff you only do once or on area/region changes */
static void graph_header_region_init(wmWindowManager *UNUSED(wm), ARegion *region)
{
ED_region_header_init(region);
}
static void graph_header_region_draw(const bContext *C, ARegion *region)
{
ED_region_header(C, region);
}
/* add handlers, stuff you only do once or on area/region changes */
static void graph_buttons_region_init(wmWindowManager *wm, ARegion *region)
{
wmKeyMap *keymap;
ED_region_panels_init(wm, region);
keymap = WM_keymap_ensure(wm->defaultconf, "Graph Editor Generic", SPACE_GRAPH, 0);
WM_event_add_keymap_handler_v2d_mask(&region->handlers, keymap);
}
static void graph_buttons_region_draw(const bContext *C, ARegion *region)
{
ED_region_panels(C, region);
}
static void graph_region_listener(wmWindow *UNUSED(win),
ScrArea *UNUSED(area),
ARegion *region,
wmNotifier *wmn,
const Scene *UNUSED(scene))
{
/* context changes */
switch (wmn->category) {
case NC_ANIMATION:
ED_region_tag_redraw(region);
break;
case NC_SCENE:
switch (wmn->data) {
case ND_RENDER_OPTIONS:
case ND_OB_ACTIVE:
case ND_FRAME:
case ND_FRAME_RANGE:
case ND_MARKERS:
ED_region_tag_redraw(region);
break;
case ND_SEQUENCER:
if (wmn->action == NA_SELECTED) {
ED_region_tag_redraw(region);
}
break;
}
break;
case NC_OBJECT:
switch (wmn->data) {
case ND_BONE_ACTIVE:
case ND_BONE_SELECT:
case ND_KEYS:
ED_region_tag_redraw(region);
break;
case ND_MODIFIER:
if (wmn->action == NA_RENAME) {
ED_region_tag_redraw(region);
}
break;
}
break;
case NC_NODE:
switch (wmn->action) {
case NA_EDITED:
case NA_SELECTED:
ED_region_tag_redraw(region);
break;
}
break;
case NC_ID:
if (wmn->action == NA_RENAME) {
ED_region_tag_redraw(region);
}
break;
case NC_SCREEN:
if (ELEM(wmn->data, ND_LAYER)) {
ED_region_tag_redraw(region);
}
break;
default:
if (wmn->data == ND_KEYS) {
ED_region_tag_redraw(region);
}
break;
}
}
static void graph_region_message_subscribe(const struct bContext *UNUSED(C),
struct WorkSpace *UNUSED(workspace),
struct Scene *scene,
struct bScreen *screen,
struct ScrArea *area,
struct ARegion *region,
struct wmMsgBus *mbus)
{
PointerRNA ptr;
RNA_pointer_create(&screen->id, &RNA_SpaceGraphEditor, area->spacedata.first, &ptr);
wmMsgSubscribeValue msg_sub_value_region_tag_redraw = {
.owner = region,
.user_data = region,
.notify = ED_region_do_msg_notify_tag_redraw,
};
/* Timeline depends on scene properties. */
{
bool use_preview = (scene->r.flag & SCER_PRV_RANGE);
extern PropertyRNA rna_Scene_frame_start;
extern PropertyRNA rna_Scene_frame_end;
extern PropertyRNA rna_Scene_frame_preview_start;
extern PropertyRNA rna_Scene_frame_preview_end;
extern PropertyRNA rna_Scene_use_preview_range;
extern PropertyRNA rna_Scene_frame_current;
const PropertyRNA *props[] = {
use_preview ? &rna_Scene_frame_preview_start : &rna_Scene_frame_start,
use_preview ? &rna_Scene_frame_preview_end : &rna_Scene_frame_end,
&rna_Scene_use_preview_range,
&rna_Scene_frame_current,
};
PointerRNA idptr;
RNA_id_pointer_create(&scene->id, &idptr);
for (int i = 0; i < ARRAY_SIZE(props); i++) {
WM_msg_subscribe_rna(mbus, &idptr, props[i], &msg_sub_value_region_tag_redraw, __func__);
}
}
/* All dopesheet filter settings, etc. affect the drawing of this editor,
* also same applies for all animation-related datatypes that may appear here,
* so just whitelist the entire structs for updates
*/
{
wmMsgParams_RNA msg_key_params = {{0}};
StructRNA *type_array[] = {
&RNA_DopeSheet, /* dopesheet filters */
&RNA_ActionGroup, /* channel groups */
&RNA_FCurve, /* F-Curve */
&RNA_Keyframe,
&RNA_FCurveSample,
&RNA_FModifier, /* F-Modifiers (XXX: Why can't we just do all subclasses too?) */
&RNA_FModifierCycles,
&RNA_FModifierEnvelope,
&RNA_FModifierEnvelopeControlPoint,
&RNA_FModifierFunctionGenerator,
&RNA_FModifierGenerator,
&RNA_FModifierLimits,
&RNA_FModifierNoise,
&RNA_FModifierPython,
&RNA_FModifierStepped,
};
for (int i = 0; i < ARRAY_SIZE(type_array); i++) {
msg_key_params.ptr.type = type_array[i];
WM_msg_subscribe_rna_params(
mbus, &msg_key_params, &msg_sub_value_region_tag_redraw, __func__);
}
}
}
/* editor level listener */
static void graph_listener(wmWindow *UNUSED(win),
ScrArea *area,
wmNotifier *wmn,
Scene *UNUSED(scene))
{
SpaceGraph *sipo = (SpaceGraph *)area->spacedata.first;
/* context changes */
switch (wmn->category) {
case NC_ANIMATION:
/* for selection changes of animation data, we can just redraw...
* otherwise autocolor might need to be done again */
if (ELEM(wmn->data, ND_KEYFRAME, ND_ANIMCHAN) && (wmn->action == NA_SELECTED)) {
ED_area_tag_redraw(area);
}
else {
ED_area_tag_refresh(area);
}
break;
case NC_SCENE:
switch (wmn->data) {
case ND_OB_ACTIVE: /* Selection changed, so force refresh to flush
* (needs flag set to do syncing). */
case ND_OB_SELECT:
sipo->runtime.flag |= SIPO_RUNTIME_FLAG_NEED_CHAN_SYNC;
ED_area_tag_refresh(area);
break;
default: /* just redrawing the view will do */
ED_area_tag_redraw(area);
break;
}
break;
case NC_OBJECT:
switch (wmn->data) {
case ND_BONE_SELECT: /* Selection changed, so force refresh to flush
* (needs flag set to do syncing). */
case ND_BONE_ACTIVE:
sipo->runtime.flag |= SIPO_RUNTIME_FLAG_NEED_CHAN_SYNC;
ED_area_tag_refresh(area);
break;
case ND_TRANSFORM:
break; /*do nothing*/
default: /* just redrawing the view will do */
ED_area_tag_redraw(area);
break;
}
break;
case NC_NODE:
if (wmn->action == NA_SELECTED) {
/* selection changed, so force refresh to flush (needs flag set to do syncing) */
sipo->runtime.flag |= SIPO_RUNTIME_FLAG_NEED_CHAN_SYNC;
ED_area_tag_refresh(area);
}
break;
case NC_SPACE:
if (wmn->data == ND_SPACE_GRAPH) {
ED_area_tag_redraw(area);
}
break;
case NC_WINDOW:
if (sipo->runtime.flag &
(SIPO_RUNTIME_FLAG_NEED_CHAN_SYNC | SIPO_RUNTIME_FLAG_NEED_CHAN_SYNC_COLOR)) {
/* force redraw/refresh after undo/redo - prevents "black curve" problem */
ED_area_tag_refresh(area);
}
break;
#if 0 /* XXX: restore the case below if not enough updates occur... */
default: {
if (wmn->data == ND_KEYS) {
ED_area_tag_redraw(area);
}
}
#endif
}
}
/* Update F-Curve colors */
static void graph_refresh_fcurve_colors(const bContext *C)
{
bAnimContext ac;
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
size_t items;
int filter;
int i;
if (ANIM_animdata_get_context(C, &ac) == false) {
return;
}
UI_SetTheme(SPACE_GRAPH, RGN_TYPE_WINDOW);
/* build list of F-Curves which will be visible as channels in channel-region
* - we don't include ANIMFILTER_CURVEVISIBLE filter, as that will result in a
* mismatch between channel-colors and the drawn curves
*/
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_NODUPLIS);
items = ANIM_animdata_filter(&ac, &anim_data, filter, ac.data, ac.datatype);
/* loop over F-Curves, assigning colors */
for (ale = anim_data.first, i = 0; ale; ale = ale->next, i++) {
FCurve *fcu = (FCurve *)ale->data;
/* set color of curve here */
switch (fcu->color_mode) {
case FCURVE_COLOR_CUSTOM: {
/* User has defined a custom color for this curve already
* (we assume it's not going to cause clashes with text colors),
* which should be left alone... Nothing needs to be done here.
*/
break;
}
case FCURVE_COLOR_AUTO_RGB: {
/* F-Curve's array index is automatically mapped to RGB values.
* This works best of 3-value vectors.
* TODO: find a way to module the hue so that not all curves have same color...
*/
float *col = fcu->color;
switch (fcu->array_index) {
case 0:
UI_GetThemeColor3fv(TH_AXIS_X, col);
break;
case 1:
UI_GetThemeColor3fv(TH_AXIS_Y, col);
break;
case 2:
UI_GetThemeColor3fv(TH_AXIS_Z, col);
break;
default:
/* 'unknown' color - bluish so as to not conflict with handles */
col[0] = 0.3f;
col[1] = 0.8f;
col[2] = 1.0f;
break;
}
break;
}
case FCURVE_COLOR_AUTO_YRGB: {
/* Like FCURVE_COLOR_AUTO_RGB, except this is for quaternions... */
float *col = fcu->color;
switch (fcu->array_index) {
case 1:
UI_GetThemeColor3fv(TH_AXIS_X, col);
break;
case 2:
UI_GetThemeColor3fv(TH_AXIS_Y, col);
break;
case 3:
UI_GetThemeColor3fv(TH_AXIS_Z, col);
break;
case 0: {
/* Special Case: "W" channel should be yellowish, so blend X and Y channel colors... */
float c1[3], c2[3];
float h1[3], h2[3];
float hresult[3];
/* - get colors (rgb) */
UI_GetThemeColor3fv(TH_AXIS_X, c1);
UI_GetThemeColor3fv(TH_AXIS_Y, c2);
/* - perform blending in HSV space (to keep brightness similar) */
rgb_to_hsv_v(c1, h1);
rgb_to_hsv_v(c2, h2);
interp_v3_v3v3(hresult, h1, h2, 0.5f);
/* - convert back to RGB for display */
hsv_to_rgb_v(hresult, col);
break;
}
default:
/* 'unknown' color - bluish so as to not conflict with handles */
col[0] = 0.3f;
col[1] = 0.8f;
col[2] = 1.0f;
break;
}
break;
}
case FCURVE_COLOR_AUTO_RAINBOW:
default: {
/* determine color 'automatically' using 'magic function' which uses the given args
* of current item index + total items to determine some RGB color
*/
getcolor_fcurve_rainbow(i, items, fcu->color);
break;
}
}
}
/* free temp list */
ANIM_animdata_freelist(&anim_data);
}
static void graph_refresh(const bContext *C, ScrArea *area)
{
SpaceGraph *sipo = (SpaceGraph *)area->spacedata.first;
/* updates to data needed depends on Graph Editor mode... */
switch (sipo->mode) {
case SIPO_MODE_ANIMATION: /* all animation */
{
break;
}
case SIPO_MODE_DRIVERS: /* drivers only */
{
break;
}
}
/* region updates? */
/* XXX re-sizing y-extents of tot should go here? */
/* Update the state of the animchannels in response to changes from the data they represent
* NOTE: the temp flag is used to indicate when this needs to be done,
* and will be cleared once handled. */
if (sipo->runtime.flag & SIPO_RUNTIME_FLAG_NEED_CHAN_SYNC) {
ANIM_sync_animchannels_to_data(C);
sipo->runtime.flag &= ~SIPO_RUNTIME_FLAG_NEED_CHAN_SYNC;
ED_area_tag_redraw(area);
}
/* We could check 'SIPO_RUNTIME_FLAG_NEED_CHAN_SYNC_COLOR', but color is recalculated anyway. */
if (sipo->runtime.flag & SIPO_RUNTIME_FLAG_NEED_CHAN_SYNC_COLOR) {
sipo->runtime.flag &= ~SIPO_RUNTIME_FLAG_NEED_CHAN_SYNC_COLOR;
#if 0 /* Done below. */
graph_refresh_fcurve_colors(C);
#endif
ED_area_tag_redraw(area);
}
sipo->runtime.flag &= ~(SIPO_RUNTIME_FLAG_TWEAK_HANDLES_LEFT |
SIPO_RUNTIME_FLAG_TWEAK_HANDLES_RIGHT);
/* init/adjust F-Curve colors */
graph_refresh_fcurve_colors(C);
}
static void graph_id_remap(ScrArea *UNUSED(area), SpaceLink *slink, ID *old_id, ID *new_id)
{
SpaceGraph *sgraph = (SpaceGraph *)slink;
if (sgraph->ads) {
if ((ID *)sgraph->ads->filter_grp == old_id) {
sgraph->ads->filter_grp = (Collection *)new_id;
}
if ((ID *)sgraph->ads->source == old_id) {
sgraph->ads->source = new_id;
}
}
}
static int graph_space_subtype_get(ScrArea *area)
{
SpaceGraph *sgraph = area->spacedata.first;
return sgraph->mode;
}
static void graph_space_subtype_set(ScrArea *area, int value)
{
SpaceGraph *sgraph = area->spacedata.first;
sgraph->mode = value;
}
static void graph_space_subtype_item_extend(bContext *UNUSED(C),
EnumPropertyItem **item,
int *totitem)
{
RNA_enum_items_add(item, totitem, rna_enum_space_graph_mode_items);
}
/* only called once, from space/spacetypes.c */
void ED_spacetype_ipo(void)
{
SpaceType *st = MEM_callocN(sizeof(SpaceType), "spacetype ipo");
ARegionType *art;
st->spaceid = SPACE_GRAPH;
strncpy(st->name, "Graph", BKE_ST_MAXNAME);
st->create = graph_create;
st->free = graph_free;
st->init = graph_init;
st->duplicate = graph_duplicate;
st->operatortypes = graphedit_operatortypes;
st->keymap = graphedit_keymap;
st->listener = graph_listener;
st->refresh = graph_refresh;
st->id_remap = graph_id_remap;
st->space_subtype_item_extend = graph_space_subtype_item_extend;
st->space_subtype_get = graph_space_subtype_get;
st->space_subtype_set = graph_space_subtype_set;
/* regions: main window */
art = MEM_callocN(sizeof(ARegionType), "spacetype graphedit region");
art->regionid = RGN_TYPE_WINDOW;
art->init = graph_main_region_init;
art->draw = graph_main_region_draw;
art->draw_overlay = graph_main_region_draw_overlay;
art->listener = graph_region_listener;
art->message_subscribe = graph_region_message_subscribe;
art->keymapflag = ED_KEYMAP_VIEW2D | ED_KEYMAP_ANIMATION | ED_KEYMAP_FRAMES;
BLI_addhead(&st->regiontypes, art);
/* regions: header */
art = MEM_callocN(sizeof(ARegionType), "spacetype graphedit region");
art->regionid = RGN_TYPE_HEADER;
art->prefsizey = HEADERY;
art->keymapflag = ED_KEYMAP_UI | ED_KEYMAP_VIEW2D | ED_KEYMAP_FRAMES | ED_KEYMAP_HEADER;
art->listener = graph_region_listener;
art->init = graph_header_region_init;
art->draw = graph_header_region_draw;
BLI_addhead(&st->regiontypes, art);
/* regions: channels */
art = MEM_callocN(sizeof(ARegionType), "spacetype graphedit region");
art->regionid = RGN_TYPE_CHANNELS;
/* 200 is the 'standard', but due to scrollers, we want a bit more to fit the lock icons in */
art->prefsizex = 200 + V2D_SCROLL_WIDTH;
art->keymapflag = ED_KEYMAP_UI | ED_KEYMAP_VIEW2D | ED_KEYMAP_FRAMES;
art->listener = graph_region_listener;
art->message_subscribe = graph_region_message_subscribe;
art->init = graph_channel_region_init;
art->draw = graph_channel_region_draw;
BLI_addhead(&st->regiontypes, art);
/* regions: UI buttons */
art = MEM_callocN(sizeof(ARegionType), "spacetype graphedit region");
art->regionid = RGN_TYPE_UI;
art->prefsizex = UI_SIDEBAR_PANEL_WIDTH;
art->keymapflag = ED_KEYMAP_UI | ED_KEYMAP_FRAMES;
art->listener = graph_region_listener;
art->init = graph_buttons_region_init;
art->draw = graph_buttons_region_draw;
BLI_addhead(&st->regiontypes, art);
graph_buttons_register(art);
art = ED_area_type_hud(st->spaceid);
BLI_addhead(&st->regiontypes, art);
BKE_spacetype_register(st);
}
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