/
cvpointer.c
1584 lines (1479 loc) · 52.6 KB
/
cvpointer.c
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/* Copyright (C) 2000-2012 by George Williams */
/*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "fontforgeui.h"
#include <utype.h>
#include <math.h>
int stop_at_join = false;
extern int interpCPsOnMotion;
int CVAnySel(CharView *cv, int *anyp, int *anyr, int *anyi, int *anya) {
int anypoints = 0, anyrefs=0, anyimages=0, anyanchor=0;
SplinePointList *spl;
Spline *spline, *first;
RefChar *rf;
ImageList *il;
AnchorPoint *ap;
int i;
for ( spl = cv->b.layerheads[cv->b.drawmode]->splines; spl!=NULL && !anypoints; spl = spl->next ) {
if ( cv->b.sc->inspiro && hasspiro()) {
for ( i=0; i<spl->spiro_cnt-1; ++i )
if ( SPIRO_SELECTED(&spl->spiros[i])) {
anypoints = true;
break;
}
} else {
first = NULL;
if ( spl->first->selected ) anypoints = true;
for ( spline=spl->first->next; spline!=NULL && spline!=first && !anypoints; spline = spline->to->next ) {
if ( spline->to->selected ) anypoints = true;
if ( first == NULL ) first = spline;
}
}
}
for ( rf=cv->b.layerheads[cv->b.drawmode]->refs; rf!=NULL && !anyrefs; rf=rf->next )
if ( rf->selected ) anyrefs = true;
if ( cv->b.drawmode==dm_fore ) {
if ( cv->showanchor && anya!=NULL )
for ( ap=cv->b.sc->anchor; ap!=NULL && !anyanchor; ap=ap->next )
if ( ap->selected ) anyanchor = true;
}
for ( il=cv->b.layerheads[cv->b.drawmode]->images; il!=NULL && !anyimages; il=il->next )
if ( il->selected ) anyimages = true;
if ( anyp!=NULL ) *anyp = anypoints;
if ( anyr!=NULL ) *anyr = anyrefs;
if ( anyi!=NULL ) *anyi = anyimages;
if ( anya!=NULL ) *anya = anyanchor;
return( anypoints || anyrefs || anyimages || anyanchor );
}
int CVAnySelPoints(CharView *cv) {
/* if there are any points selected */
SplinePointList *spl;
Spline *spline, *first;
int i;
for ( spl= cv->b.layerheads[cv->b.drawmode]->splines; spl!=NULL; spl=spl->next ) {
if ( cv->b.sc->inspiro && hasspiro()) {
for ( i=0; i<spl->spiro_cnt-1; ++i )
if ( SPIRO_SELECTED(&spl->spiros[i]))
return( true );
} else {
if ( spl->first->selected );
return( true );
first = NULL;
for ( spline = spl->first->next; spline!=NULL && spline!=first; spline=spline->to->next ) {
if ( spline->to->selected )
return( true );
if ( first==NULL ) first = spline;
}
}
}
return( false );
}
int CVClearSel(CharView *cv) {
SplinePointList *spl;
int i;
Spline *spline, *first;
RefChar *rf;
ImageList *img;
int needsupdate = 0;
AnchorPoint *ap;
cv->lastselpt = NULL; cv->lastselcp = NULL;
for ( spl = cv->b.layerheads[cv->b.drawmode]->splines; spl!=NULL; spl = spl->next ) {
if ( spl->first->selected ) { needsupdate = true; spl->first->selected = false; }
first = NULL;
for ( spline = spl->first->next; spline!=NULL && spline!=first; spline=spline->to->next ) {
if ( spline->to->selected )
{ needsupdate = true; spline->to->selected = false; }
if ( first==NULL ) first = spline;
}
for ( i=0 ; i<spl->spiro_cnt-1; ++i )
if ( SPIRO_SELECTED(&spl->spiros[i]))
{ needsupdate = true; SPIRO_DESELECT(&spl->spiros[i]); }
}
for ( rf=cv->b.layerheads[cv->b.drawmode]->refs; rf!=NULL; rf = rf->next )
if ( rf->selected ) { needsupdate = true; rf->selected = false; }
if ( cv->b.drawmode == dm_fore )
for ( ap=cv->b.sc->anchor; ap!=NULL; ap = ap->next )
if ( ap->selected ) { if ( cv->showanchor ) needsupdate = true; ap->selected = false; }
for ( img=cv->b.layerheads[cv->b.drawmode]->images; img!=NULL; img = img->next )
if ( img->selected ) { needsupdate = true; img->selected = false; }
if ( cv->p.nextcp || cv->p.prevcp || cv->widthsel || cv->vwidthsel ||
cv->icsel || cv->tah_sel )
needsupdate = true;
cv->p.nextcp = cv->p.prevcp = false;
cv->widthsel = cv->vwidthsel = cv->icsel = cv->tah_sel = false;
return( needsupdate );
}
int CVSetSel(CharView *cv,int mask) {
SplinePointList *spl;
Spline *spline, *first;
RefChar *rf;
ImageList *img;
int needsupdate = 0;
AnchorPoint *ap;
RefChar *usemymetrics = HasUseMyMetrics(cv->b.sc,CVLayer((CharViewBase *) cv));
int i;
cv->lastselpt = NULL; cv->lastselcp = NULL;
if ( mask&1 ) {
if ( !cv->b.sc->inspiro || !hasspiro()) {
for ( spl = cv->b.layerheads[cv->b.drawmode]->splines; spl!=NULL; spl = spl->next ) {
if ( !spl->first->selected ) { needsupdate = true; spl->first->selected = true; }
first = NULL;
for ( spline = spl->first->next; spline!=NULL && spline!=first; spline=spline->to->next ) {
if ( !spline->to->selected )
{ needsupdate = true; spline->to->selected = true; }
cv->lastselpt = spline->to;
if ( first==NULL ) first = spline;
}
}
} else {
for ( spl = cv->b.layerheads[cv->b.drawmode]->splines; spl!=NULL; spl = spl->next ) {
for ( i=0; i<spl->spiro_cnt-1; ++i ) {
if ( !SPIRO_SELECTED(&spl->spiros[i])) {
needsupdate = true;
SPIRO_SELECT(&spl->spiros[i]);
}
cv->lastselcp = &spl->spiros[i];
}
}
}
for ( rf=cv->b.layerheads[cv->b.drawmode]->refs; rf!=NULL; rf = rf->next )
if ( !rf->selected ) { needsupdate = true; rf->selected = true; }
for ( img=cv->b.layerheads[cv->b.drawmode]->images; img!=NULL; img = img->next )
if ( !img->selected ) { needsupdate = true; img->selected = true; }
}
if ( (mask&2) && cv->showanchor ) {
for ( ap=cv->b.sc->anchor; ap!=NULL; ap=ap->next )
if ( !ap->selected ) { needsupdate = true; ap->selected = true; }
}
if ( cv->p.nextcp || cv->p.prevcp )
needsupdate = true;
cv->p.nextcp = cv->p.prevcp = false;
if ( cv->showhmetrics && !cv->widthsel && (mask&4) && usemymetrics==NULL ) {
cv->widthsel = needsupdate = true;
cv->oldwidth = cv->b.sc->width;
}
if ( cv->showvmetrics && cv->b.sc->parent->hasvmetrics && !cv->vwidthsel && (mask&4) && usemymetrics==NULL ) {
cv->vwidthsel = needsupdate = true;
cv->oldvwidth = cv->b.sc->vwidth;
}
return( needsupdate );
}
void CVInvertSel(CharView *cv) {
SplinePointList *spl;
Spline *spline, *first;
RefChar *rf;
ImageList *img;
int i;
cv->lastselpt = NULL; cv->lastselcp = NULL;
for ( spl = cv->b.layerheads[cv->b.drawmode]->splines; spl!=NULL; spl = spl->next ) {
if ( cv->b.sc->inspiro && hasspiro()) {
for ( i=0; i<spl->spiro_cnt-1; ++i )
spl->spiros[i].ty ^= 0x80;
} else {
spl->first->selected = !spl->first->selected;
first = NULL;
for ( spline = spl->first->next; spline!=NULL && spline!=first; spline=spline->to->next ) {
spline->to->selected = !spline->to->selected;
if ( spline->to->selected )
cv->lastselpt = spline->to;
if ( first==NULL ) first = spline;
}
/* in circular case, first point is toggled twice in above code */
/* so fix it here */
if ( spline==first && spline != NULL)
spl->first->selected = !spl->first->selected;
}
}
for ( rf=cv->b.layerheads[cv->b.drawmode]->refs; rf!=NULL; rf = rf->next )
rf->selected = !rf->selected;
for ( img=cv->b.layerheads[cv->b.drawmode]->images; img!=NULL; img = img->next )
img->selected = !img->selected;
cv->p.nextcp = cv->p.prevcp = false;
}
int CVAllSelected(CharView *cv) {
SplinePointList *spl;
Spline *spline, *first;
RefChar *rf;
ImageList *img;
int i;
for ( spl = cv->b.layerheads[cv->b.drawmode]->splines; spl!=NULL; spl = spl->next ) {
if ( cv->b.sc->inspiro && hasspiro()) {
for ( i=0; i<spl->spiro_cnt-1; ++i )
if ( !SPIRO_SELECTED(&spl->spiros[i]))
return( false );
} else {
if ( !spl->first->selected )
return( false );
first = NULL;
for ( spline = spl->first->next; spline!=NULL && spline!=first; spline=spline->to->next ) {
if ( !spline->to->selected )
return( false );
if ( first==NULL ) first = spline;
}
}
}
for ( rf=cv->b.layerheads[cv->b.drawmode]->refs; rf!=NULL; rf = rf->next )
if ( !rf->selected )
return( false );
for ( img=cv->b.layerheads[cv->b.drawmode]->images; img!=NULL; img = img->next )
if ( !img->selected )
return( false );
return( true );
}
static void SplineSetFindSelBounds(SplinePointList *spl, DBounds *bounds,
int nosel, int inspiro) {
SplinePoint *sp, *first;
int i;
for ( ; spl!=NULL; spl = spl->next ) {
if ( !inspiro ) {
first = NULL;
for ( sp = spl->first; sp!=first; sp = sp->next->to ) {
if ( nosel || sp->selected ) {
if ( bounds->minx==0 && bounds->maxx==0 &&
bounds->miny==0 && bounds->maxy == 0 ) {
bounds->minx = bounds->maxx = sp->me.x;
bounds->miny = bounds->maxy = sp->me.y;
} else {
if ( sp->me.x<bounds->minx ) bounds->minx = sp->me.x;
if ( sp->me.x>bounds->maxx ) bounds->maxx = sp->me.x;
if ( sp->me.y<bounds->miny ) bounds->miny = sp->me.y;
if ( sp->me.y>bounds->maxy ) bounds->maxy = sp->me.y;
}
}
if ( first==NULL ) first = sp;
if ( sp->next==NULL )
break;
}
} else {
for ( i=0; i<spl->spiro_cnt-1; ++i ) {
if ( nosel || SPIRO_SELECTED(&spl->spiros[i])) {
if ( bounds->minx==0 && bounds->maxx==0 &&
bounds->miny==0 && bounds->maxy == 0 ) {
bounds->minx = bounds->maxx = spl->spiros[i].x;
bounds->miny = bounds->maxy = spl->spiros[i].y;
} else {
if ( spl->spiros[i].x<bounds->minx ) bounds->minx = spl->spiros[i].x;
if ( spl->spiros[i].x>bounds->maxx ) bounds->maxx = spl->spiros[i].x;
if ( spl->spiros[i].y<bounds->miny ) bounds->miny = spl->spiros[i].y;
if ( spl->spiros[i].y>bounds->maxy ) bounds->maxy = spl->spiros[i].y;
}
}
}
}
}
}
void CVFindCenter(CharView *cv, BasePoint *bp, int nosel) {
DBounds b;
ImageList *img;
b.minx = b.miny = b.maxx = b.maxy = 0;
SplineSetFindSelBounds(cv->b.layerheads[cv->b.drawmode]->splines,&b,nosel,cv->b.sc->inspiro&& hasspiro());
if ( cv->b.drawmode==dm_fore ) {
RefChar *rf;
for ( rf=cv->b.layerheads[cv->b.drawmode]->refs; rf!=NULL; rf=rf->next ) {
if ( nosel || rf->selected ) {
if ( b.minx==0 && b.maxx==0 )
b = rf->bb;
else {
if ( rf->bb.minx<b.minx ) b.minx = rf->bb.minx;
if ( rf->bb.miny<b.miny ) b.miny = rf->bb.miny;
if ( rf->bb.maxx>b.maxx ) b.maxx = rf->bb.maxx;
if ( rf->bb.maxy>b.maxy ) b.maxy = rf->bb.maxy;
}
}
}
}
for ( img=cv->b.layerheads[cv->b.drawmode]->images; img!=NULL; img=img->next ) {
if ( nosel || img->selected ) {
if ( b.minx==0 && b.maxx==0 )
b = img->bb;
else {
if ( img->bb.minx<b.minx ) b.minx = img->bb.minx;
if ( img->bb.miny<b.miny ) b.miny = img->bb.miny;
if ( img->bb.maxx>b.maxx ) b.maxx = img->bb.maxx;
if ( img->bb.maxy>b.maxy ) b.maxy = img->bb.maxy;
}
}
}
bp->x = (b.minx+b.maxx)/2;
bp->y = (b.miny+b.maxy)/2;
}
static int OnBB(CharView *cv, DBounds *bb, real fudge) {
if ( cv->info.y < bb->miny-fudge || cv->info.y > bb->maxy+fudge ||
cv->info.x < bb->minx-fudge || cv->info.x > bb->maxx+fudge )
return( ee_none );
cv->expandorigin.x = (cv->info.x-bb->minx)<(bb->maxx-cv->info.x) ?
bb->maxx : bb->minx;
cv->expandorigin.y = (cv->info.y-bb->miny)<(bb->maxy-cv->info.y) ?
bb->maxy : bb->miny;
cv->expandwidth = cv->expandorigin.x==bb->maxx? bb->minx-bb->maxx : bb->maxx-bb->minx;
cv->expandheight = cv->expandorigin.y==bb->maxy? bb->miny-bb->maxy : bb->maxy-bb->miny;
if (( cv->info.x < bb->minx + fudge && cv->info.y < bb->miny+ 4*fudge ) ||
( cv->info.x < bb->minx + 4*fudge && cv->info.y < bb->miny+ fudge )) {
return( ee_sw );
}
if (( cv->info.x < bb->minx + fudge && cv->info.y > bb->maxy- 4*fudge ) ||
( cv->info.x < bb->minx + 4*fudge && cv->info.y > bb->maxy- fudge ))
return( ee_nw );
if (( cv->info.x > bb->maxx - fudge && cv->info.y < bb->miny+ 4*fudge ) ||
( cv->info.x > bb->maxx - 4*fudge && cv->info.y < bb->miny+ fudge ))
return( ee_se );
if (( cv->info.x > bb->maxx - fudge && cv->info.y > bb->maxy- 4*fudge ) ||
( cv->info.x > bb->maxx - 4*fudge && cv->info.y > bb->maxy- fudge ))
return( ee_ne );
if ( cv->info.x < bb->minx + fudge )
return( ee_right );
if ( cv->info.x > bb->maxx - fudge )
return( ee_left );
if ( cv->info.y < bb->miny + fudge )
return( ee_down );
if ( cv->info.y > bb->maxy - fudge )
return( ee_up );
return( ee_none );
}
static void SetCur(CharView *cv) {
static GCursor cursors[ee_max];
if ( cursors[ee_nw]==0 ) {
cursors[ee_none] = ct_mypointer;
cursors[ee_nw] = cursors[ee_se] = ct_nwse; cursors[ee_ne] = cursors[ee_sw] = ct_nesw;
cursors[ee_left] = cursors[ee_right] = ct_leftright;
cursors[ee_up] = cursors[ee_down] = ct_updown;
}
GDrawSetCursor(cv->v,cursors[cv->expandedge]);
}
static int NearCaret(SplineChar *sc,real x,real fudge ) {
PST *pst;
int i;
for ( pst=sc->possub; pst!=NULL && pst->type!=pst_lcaret; pst=pst->next );
if ( pst==NULL )
return( -1 );
for ( i=0; i<pst->u.lcaret.cnt; ++i ) {
if ( x>pst->u.lcaret.carets[i]-fudge && x<pst->u.lcaret.carets[i]+fudge )
return( i );
}
return( -1 );
}
void CVCheckResizeCursors(CharView *cv) {
RefChar *ref;
ImageList *img;
int old_ee = cv->expandedge;
real fudge = 3.5/cv->scale;
cv->expandedge = ee_none;
if ( cv->b.drawmode!=dm_grid ) {
for ( ref=cv->b.layerheads[cv->b.drawmode]->refs; ref!=NULL; ref=ref->next ) if ( ref->selected ) {
if (( cv->expandedge = OnBB(cv,&ref->bb,fudge))!=ee_none )
break;
}
if ( cv->expandedge == ee_none ) {
RefChar *usemymetrics = HasUseMyMetrics(cv->b.sc,CVLayer((CharViewBase *) cv));
if ( cv->showhmetrics && cv->info.x > cv->b.sc->width-fudge &&
cv->info.x<cv->b.sc->width+fudge && cv->b.container==NULL &&
usemymetrics==NULL )
cv->expandedge = ee_right;
else if ( cv->showhmetrics && NearCaret(cv->b.sc,cv->info.x,fudge)!=-1 &&
usemymetrics==NULL )
cv->expandedge = ee_right;
if ( cv->showvmetrics && cv->b.sc->parent->hasvmetrics && cv->b.container==NULL &&
cv->info.y > /*cv->b.sc->parent->vertical_origin*/-cv->b.sc->vwidth-fudge &&
cv->info.y < /*cv->b.sc->parent->vertical_origin*/-cv->b.sc->vwidth+fudge )
cv->expandedge = ee_down;
}
}
for ( img=cv->b.layerheads[cv->b.drawmode]->images; img!=NULL; img=img->next ) if ( img->selected ) {
if (( cv->expandedge = OnBB(cv,&img->bb,fudge))!=ee_none )
break;
}
if ( cv->expandedge!=old_ee )
SetCur(cv);
}
Undoes *CVPreserveTState(CharView *cv) {
int anyrefs;
cv->p.transany = CVAnySel(cv,NULL,&anyrefs,NULL,NULL);
cv->p.transanyrefs = anyrefs;
return( _CVPreserveTState(&cv->b,&cv->p));
}
void CVRestoreTOriginalState(CharView *cv) {
_CVRestoreTOriginalState(&cv->b,&cv->p);
}
void CVUndoCleanup(CharView *cv) {
_CVUndoCleanup(&cv->b,&cv->p);
}
static int ImgRefEdgeSelected(CharView *cv, FindSel *fs,GEvent *event) {
RefChar *ref;
ImageList *img;
int update;
cv->expandedge = ee_none;
/* Check the bounding box of references if meta is up, or if they didn't */
/* click on a reference edge. Point being to allow people to select */
/* macron or other reference which fills the bounding box */
if ( !(event->u.mouse.state&ksm_alt) ||
(fs->p->ref!=NULL && !fs->p->ref->selected)) {
for ( ref=cv->b.layerheads[cv->b.drawmode]->refs; ref!=NULL; ref=ref->next ) if ( ref->selected ) {
if (( cv->expandedge = OnBB(cv,&ref->bb,fs->fudge))!=ee_none ) {
ref->selected = false;
update = CVClearSel(cv);
ref->selected = true;
if ( update )
SCUpdateAll(cv->b.sc);
CVPreserveTState(cv);
cv->p.ref = ref;
SetCur(cv);
return( true );
}
}
}
for ( img=cv->b.layerheads[cv->b.drawmode]->images; img!=NULL; img=img->next ) if ( img->selected ) {
if (( cv->expandedge = OnBB(cv,&img->bb,fs->fudge))!=ee_none ) {
img->selected = false;
update = CVClearSel(cv);
img->selected = true;
if ( update )
SCUpdateAll(cv->b.sc);
CVPreserveTState(cv);
cv->p.img = img;
SetCur(cv);
return( true );
}
}
return( false );
}
void CVMouseDownPointer(CharView *cv, FindSel *fs, GEvent *event) {
int needsupdate = false;
int dowidth, dovwidth, doic, dotah, nearcaret;
RefChar *usemymetrics = HasUseMyMetrics(cv->b.sc,CVLayer((CharViewBase *) cv));
int i;
if ( cv->pressed==NULL )
cv->pressed = GDrawRequestTimer(cv->v,200,100,NULL);
cv->last_c.x = cv->info.x; cv->last_c.y = cv->info.y;
/* don't clear the selection if the things we clicked on were already */
/* selected, or if the user held the shift key down */
if ( ImgRefEdgeSelected(cv,fs,event))
return;
dowidth = ( cv->showhmetrics && cv->p.cx>cv->b.sc->width-fs->fudge &&
cv->p.cx<cv->b.sc->width+fs->fudge && cv->b.container==NULL &&
usemymetrics==NULL );
doic = ( cv->showhmetrics && cv->b.sc->italic_correction!=TEX_UNDEF &&
cv->b.sc->italic_correction!=0 &&
cv->p.cx>cv->b.sc->width+cv->b.sc->italic_correction-fs->fudge &&
cv->p.cx<cv->b.sc->width+cv->b.sc->italic_correction+fs->fudge &&
cv->b.container==NULL );
dotah = ( cv->showhmetrics && cv->b.sc->top_accent_horiz!=TEX_UNDEF &&
cv->p.cx>cv->b.sc->top_accent_horiz-fs->fudge &&
cv->p.cx<cv->b.sc->top_accent_horiz+fs->fudge &&
cv->b.container==NULL );
dovwidth = ( cv->showvmetrics && cv->b.sc->parent->hasvmetrics && cv->b.container == NULL &&
cv->p.cy>/*cv->b.sc->parent->vertical_origin*/-cv->b.sc->vwidth-fs->fudge &&
cv->p.cy</*cv->b.sc->parent->vertical_origin*/-cv->b.sc->vwidth+fs->fudge &&
usemymetrics==NULL );
cv->nearcaret = nearcaret = -1;
if ( cv->showhmetrics ) nearcaret = NearCaret(cv->b.sc,cv->p.cx,fs->fudge);
if ( (fs->p->sp==NULL || !fs->p->sp->selected) &&
(fs->p->spiro==NULL || !SPIRO_SELECTED(fs->p->spiro)) &&
(fs->p->ref==NULL || !fs->p->ref->selected) &&
(fs->p->img==NULL || !fs->p->img->selected) &&
(fs->p->ap==NULL || !fs->p->ap->selected) &&
(!dowidth || !cv->widthsel) &&
(!dovwidth || !cv->vwidthsel) &&
(!doic || !cv->icsel) &&
(!dotah || !cv->tah_sel) &&
!(event->u.mouse.state&ksm_shift))
needsupdate = CVClearSel(cv);
if ( !fs->p->anysel ) {
/* Nothing else... unless they clicked on the width line, check that */
if ( dowidth ) {
if ( event->u.mouse.state&ksm_shift )
cv->widthsel = !cv->widthsel;
else
cv->widthsel = true;
if ( cv->widthsel ) {
cv->oldwidth = cv->b.sc->width;
fs->p->cx = cv->b.sc->width;
CVInfoDraw(cv,cv->gw);
fs->p->anysel = true;
cv->expandedge = ee_right;
} else
cv->expandedge = ee_none;
SetCur(cv);
needsupdate = true;
} else if ( dovwidth ) {
if ( event->u.mouse.state&ksm_shift )
cv->vwidthsel = !cv->vwidthsel;
else
cv->vwidthsel = true;
if ( cv->vwidthsel ) {
cv->oldvwidth = cv->b.sc->vwidth;
fs->p->cy = /*cv->b.sc->parent->vertical_origin*/-cv->b.sc->vwidth;
CVInfoDraw(cv,cv->gw);
fs->p->anysel = true;
cv->expandedge = ee_down;
} else
cv->expandedge = ee_none;
SetCur(cv);
needsupdate = true;
} else if ( doic ) {
if ( event->u.mouse.state&ksm_shift )
cv->icsel = !cv->icsel;
else
cv->icsel = true;
if ( cv->icsel ) {
cv->oldic = cv->b.sc->italic_correction+cv->b.sc->width;
fs->p->cx = cv->b.sc->italic_correction+cv->b.sc->width;
CVInfoDraw(cv,cv->gw);
fs->p->anysel = true;
cv->expandedge = ee_right;
} else
cv->expandedge = ee_none;
SetCur(cv);
needsupdate = true;
} else if ( dotah ) {
if ( event->u.mouse.state&ksm_shift )
cv->tah_sel = !cv->tah_sel;
else
cv->tah_sel = true;
if ( cv->tah_sel ) {
cv->oldtah = cv->b.sc->top_accent_horiz;
fs->p->cx = cv->b.sc->top_accent_horiz;
CVInfoDraw(cv,cv->gw);
fs->p->anysel = true;
cv->expandedge = ee_right;
} else
cv->expandedge = ee_none;
SetCur(cv);
needsupdate = true;
} else if ( nearcaret!=-1 ) {
PST *pst;
for ( pst=cv->b.sc->possub; pst!=NULL && pst->type!=pst_lcaret; pst=pst->next );
cv->lcarets = pst;
cv->nearcaret = nearcaret;
cv->expandedge = ee_right;
SetCur(cv);
}
} else if ( event->u.mouse.clicks<=1 && !(event->u.mouse.state&ksm_shift)) {
if ( fs->p->nextcp || fs->p->prevcp ) {
CPStartInfo(cv,event);
/* Needs update to draw control points selected */
needsupdate = true;
} else if ( fs->p->sp!=NULL ) {
if ( !fs->p->sp->selected ) needsupdate = true;
fs->p->sp->selected = true;
} else if ( fs->p->spiro!=NULL ) {
if ( !SPIRO_SELECTED(fs->p->spiro) ) needsupdate = true;
SPIRO_SELECT( fs->p->spiro );
} else if ( fs->p->spline!=NULL && (!cv->b.sc->inspiro || !hasspiro())) {
if ( !fs->p->spline->to->selected &&
!fs->p->spline->from->selected ) needsupdate = true;
fs->p->spline->to->selected = true;
fs->p->spline->from->selected = true;
} else if ( fs->p->img!=NULL ) {
if ( !fs->p->img->selected ) needsupdate = true;
fs->p->img->selected = true;
} else if ( fs->p->ref!=NULL ) {
if ( !fs->p->ref->selected ) needsupdate = true;
fs->p->ref->selected = true;
} else if ( fs->p->ap!=NULL ) {
if ( !fs->p->ap->selected ) needsupdate = true;
fs->p->ap->selected = true;
}
} else if ( event->u.mouse.clicks<=1 ) {
if ( fs->p->nextcp || fs->p->prevcp ) {
/* Needs update to draw control points selected */
needsupdate = true;
} else if ( fs->p->sp!=NULL ) {
needsupdate = true;
fs->p->sp->selected = !fs->p->sp->selected;
} else if ( fs->p->spiro!=NULL ) {
needsupdate = true;
fs->p->spiro->ty ^= 0x80;
} else if ( fs->p->spline!=NULL && (!cv->b.sc->inspiro || !hasspiro())) {
needsupdate = true;
fs->p->spline->to->selected = !fs->p->spline->to->selected;
fs->p->spline->from->selected = !fs->p->spline->from->selected;
} else if ( fs->p->img!=NULL ) {
needsupdate = true;
fs->p->img->selected = !fs->p->img->selected;
} else if ( fs->p->ref!=NULL ) {
needsupdate = true;
fs->p->ref->selected = !fs->p->ref->selected;
} else if ( fs->p->ap!=NULL ) {
needsupdate = true;
fs->p->ap->selected = !fs->p->ap->selected;
}
} else if ( event->u.mouse.clicks==2 ) {
CPEndInfo(cv);
if ( fs->p->spl!=NULL ) {
if ( cv->b.sc->inspiro && hasspiro()) {
for ( i=0; i<fs->p->spl->spiro_cnt-1; ++i ) {
if ( !SPIRO_SELECTED(&fs->p->spl->spiros[i])) {
needsupdate = true;
SPIRO_SELECT(&fs->p->spl->spiros[i]);
}
}
} else {
Spline *spline, *first;
if ( !fs->p->spl->first->selected ) { needsupdate = true; fs->p->spl->first->selected = true; }
first = NULL;
for ( spline = fs->p->spl->first->next; spline!=NULL && spline!=first; spline=spline->to->next ) {
if ( !spline->to->selected )
{ needsupdate = true; spline->to->selected = true; }
if ( first==NULL ) first = spline;
}
}
} else if ( fs->p->ref!=NULL || fs->p->img!=NULL ) {
/* Double clicking on a referenced character doesn't do much */
} else if ( fs->p->ap!=NULL ) {
/* Select all Anchor Points at this location */
AnchorPoint *ap;
for ( ap=cv->b.sc->anchor; ap!=NULL; ap=ap->next )
if ( ap->me.x==fs->p->ap->me.x && ap->me.y==fs->p->ap->me.y )
if ( !ap->selected ) {
ap->selected = true;
needsupdate = true;
}
}
} else if ( event->u.mouse.clicks==3 ) {
if ( CVSetSel(cv,1)) needsupdate = true;
/* don't select width or anchor points for three clicks */
/* but select all points, refs */
} else {
/* Select everything */
if ( CVSetSel(cv,-1)) needsupdate = true;
}
if ( needsupdate )
SCUpdateAll(cv->b.sc);
/* lastselpt is set by our caller */
}
static int CVRectSelect(CharView *cv, real newx, real newy) {
int any=false;
DBounds old, new;
RefChar *rf;
ImageList *img;
Spline *spline, *first;
SplinePointList *spl;
BasePoint *bp;
AnchorPoint *ap;
DBounds bb;
int i;
if ( cv->p.cx<=cv->p.ex ) {
old.minx = cv->p.cx;
old.maxx = cv->p.ex;
} else {
old.minx = cv->p.ex;
old.maxx = cv->p.cx;
}
if ( cv->p.cy<=cv->p.ey ) {
old.miny = cv->p.cy;
old.maxy = cv->p.ey;
} else {
old.miny = cv->p.ey;
old.maxy = cv->p.cy;
}
if ( cv->p.cx<=newx ) {
new.minx = cv->p.cx;
new.maxx = newx;
} else {
new.minx = newx;
new.maxx = cv->p.cx;
}
if ( cv->p.cy<=newy ) {
new.miny = cv->p.cy;
new.maxy = newy;
} else {
new.miny = newy;
new.maxy = cv->p.cy;
}
for ( rf = cv->b.layerheads[cv->b.drawmode]->refs; rf!=NULL; rf=rf->next ) {
if (( rf->bb.minx>=old.minx && rf->bb.maxx<old.maxx &&
rf->bb.miny>=old.miny && rf->bb.maxy<old.maxy ) !=
( rf->bb.minx>=new.minx && rf->bb.maxx<new.maxx &&
rf->bb.miny>=new.miny && rf->bb.maxy<new.maxy )) {
rf->selected = !rf->selected;
any = true;
}
}
if ( cv->b.drawmode==dm_fore ) {
if ( cv->showanchor ) for ( ap=cv->b.sc->anchor ; ap!=NULL; ap=ap->next ) {
bp = &ap->me;
if (( bp->x>=old.minx && bp->x<old.maxx &&
bp->y>=old.miny && bp->y<old.maxy ) !=
( bp->x>=new.minx && bp->x<new.maxx &&
bp->y>=new.miny && bp->y<new.maxy )) {
ap->selected = !ap->selected;
any = true;
}
}
}
for ( img = cv->b.layerheads[cv->b.drawmode]->images; img!=NULL; img=img->next ) {
bb.minx = img->xoff;
bb.miny = img->yoff;
bb.maxx = img->xoff+GImageGetWidth(img->image)*img->xscale;
bb.maxy = img->yoff+GImageGetHeight(img->image)*img->yscale;
if (( bb.minx>=old.minx && bb.maxx<old.maxx &&
bb.miny>=old.miny && bb.maxy<old.maxy ) !=
( bb.minx>=new.minx && bb.maxx<new.maxx &&
bb.miny>=new.miny && bb.maxy<new.maxy )) {
img->selected = !img->selected;
any = true;
}
}
for ( spl = cv->b.layerheads[cv->b.drawmode]->splines; spl!=NULL; spl = spl->next ) {
if ( !cv->b.sc->inspiro || !hasspiro()) {
first = NULL;
if ( spl->first->prev==NULL ) {
bp = &spl->first->me;
if (( bp->x>=old.minx && bp->x<old.maxx &&
bp->y>=old.miny && bp->y<old.maxy ) !=
( bp->x>=new.minx && bp->x<new.maxx &&
bp->y>=new.miny && bp->y<new.maxy )) {
spl->first->selected = !spl->first->selected;
if ( spl->first->selected )
cv->lastselpt = spl->first;
else if ( spl->first==cv->lastselpt )
cv->lastselpt = NULL;
any = true;
}
}
for ( spline = spl->first->next; spline!=NULL && spline!=first; spline=spline->to->next ) {
bp = &spline->to->me;
if (( bp->x>=old.minx && bp->x<old.maxx &&
bp->y>=old.miny && bp->y<old.maxy ) !=
( bp->x>=new.minx && bp->x<new.maxx &&
bp->y>=new.miny && bp->y<new.maxy )) {
spline->to->selected = !spline->to->selected;
if ( spline->to->selected )
cv->lastselpt = spline->to;
else if ( spline->to==cv->lastselpt )
cv->lastselpt = NULL;
any = true;
}
if ( first==NULL ) first = spline;
}
} else {
for ( i=0; i<spl->spiro_cnt-1; ++i ) {
if (( spl->spiros[i].x>=old.minx && spl->spiros[i].x<old.maxx &&
spl->spiros[i].y>=old.miny && spl->spiros[i].y<old.maxy ) !=
( spl->spiros[i].x>=new.minx && spl->spiros[i].x<new.maxx &&
spl->spiros[i].y>=new.miny && spl->spiros[i].y<new.maxy )) {
spl->spiros[i].ty ^= 0x80;
if ( SPIRO_SELECTED(&spl->spiros[i]))
cv->lastselcp = &spl->spiros[i];
any = true;
}
}
}
}
return( any );
}
void CVAdjustControl(CharView *cv,BasePoint *cp, BasePoint *to) {
SplinePoint *sp = cv->p.sp;
SPAdjustControl(sp,cp,to,cv->b.layerheads[cv->b.drawmode]->order2);
CVSetCharChanged(cv,true);
}
static void CVAdjustSpline(CharView *cv) {
Spline *old = cv->p.spline;
TPoint tp[5];
real t;
Spline1D *oldx = &old->splines[0], *oldy = &old->splines[1];
if ( cv->b.layerheads[cv->b.drawmode]->order2 )
return;
tp[0].x = cv->info.x; tp[0].y = cv->info.y; tp[0].t = cv->p.t;
t = cv->p.t/10;
tp[1].x = ((oldx->a*t+oldx->b)*t+oldx->c)*t + oldx->d;
tp[1].y = ((oldy->a*t+oldy->b)*t+oldy->c)*t + oldy->d;
tp[1].t = t;
t = 1-(1-cv->p.t)/10;
tp[2].x = ((oldx->a*t+oldx->b)*t+oldx->c)*t + oldx->d;
tp[2].y = ((oldy->a*t+oldy->b)*t+oldy->c)*t + oldy->d;
tp[2].t = t;
tp[3] = tp[0]; /* Give more weight to this point than to the others */
tp[4] = tp[0]; /* ditto */
cv->p.spline = ApproximateSplineFromPoints(old->from,old->to,tp,5,old->order2);
old->from->pointtype = pt_corner; old->to->pointtype = pt_corner;
old->from->nextcpdef = old->to->prevcpdef = false;
SplineFree(old);
CVSetCharChanged(cv,true);
}
static int Nearish(real a,real fudge) {
return( a>-fudge && a<fudge );
}
/* Are any of the selected points open (that is are they missing either a next*/
/* or a prev spline so that at least one direction is free to make a new link)*/
/* And did any of those selected points move on top of a point which was not */
/* selected but which was also open? if so then merge all cases where this */
/* happened (could be more than one) */
/* However if two things merge we must start all over again because we will have */
/* freed one of the splinesets in the merger */
/* This is very similar for spiros (because start and end points of open contours */
/* are the same in both representations). The only complication is checking */
/* that they are selected */
static int CVCheckMerges(CharView *cv ) {
SplineSet *activess, *mergess;
real fudge = 2/cv->scale;
int cnt= -1;
int firstsel, lastsel;
int mfirstsel, mlastsel;
int inspiro = cv->b.sc->inspiro && hasspiro();
restart:
++cnt;
for ( activess=cv->b.layerheads[cv->b.drawmode]->splines; activess!=NULL; activess=activess->next ) {
if ( activess->first->prev!=NULL )
continue; /* Closed contour, can't merge with anything */
firstsel = (inspiro && SPIRO_SELECTED(&activess->spiros[0])) ||
(!inspiro && activess->first->selected);
lastsel = (inspiro && SPIRO_SELECTED(&activess->spiros[activess->spiro_cnt-2])) ||
(!inspiro && activess->last->selected);
if ( firstsel || lastsel ) {
for ( mergess = cv->b.layerheads[cv->b.drawmode]->splines; mergess!=NULL; mergess=mergess->next ) {
if ( mergess->first->prev!=NULL )
continue; /* Closed contour, can't merge with anything */
mfirstsel = (inspiro && SPIRO_SELECTED(&mergess->spiros[0])) ||
(!inspiro && mergess->first->selected);
mlastsel = (inspiro && SPIRO_SELECTED(&mergess->spiros[mergess->spiro_cnt-2])) ||
(!inspiro && mergess->last->selected);
if ( !mfirstsel || !mlastsel ) {
if ( !mfirstsel && firstsel &&
Nearish(mergess->first->me.x-activess->first->me.x,fudge) &&
Nearish(mergess->first->me.y-activess->first->me.y,fudge)) {
CVMergeSplineSets(cv,activess->first,activess,
mergess->first,mergess);
goto restart;
}
if ( !mlastsel && firstsel &&
Nearish(mergess->last->me.x-activess->first->me.x,fudge) &&
Nearish(mergess->last->me.y-activess->first->me.y,fudge)) {
CVMergeSplineSets(cv,activess->first,activess,
mergess->last,mergess);
goto restart;
}
if ( !mfirstsel && lastsel &&
Nearish(mergess->first->me.x-activess->last->me.x,fudge) &&
Nearish(mergess->first->me.y-activess->last->me.y,fudge)) {
CVMergeSplineSets(cv,activess->last,activess,
mergess->first,mergess);
goto restart;
}
if ( !mlastsel && lastsel &&
Nearish(mergess->last->me.x-activess->last->me.x,fudge) &&
Nearish(mergess->last->me.y-activess->last->me.y,fudge)) {
CVMergeSplineSets(cv,activess->last,activess,
mergess->last,mergess);
goto restart;
}
}
}
}
}
return( cnt>0 && stop_at_join );
}
/* Move the selection and return whether we did a merge */
int CVMoveSelection(CharView *cv, real dx, real dy, uint32 input_state) {
real transform[6];
RefChar *refs;
ImageList *img;
AnchorPoint *ap;
double fudge;
extern float snapdistance;
int i,j;
int changed = false, outlinechanged = false;
SplinePointList *spl;
SplinePoint *sp;
transform[0] = transform[3] = 1.0;
transform[1] = transform[2] = 0.0;
transform[4] = dx; transform[5] = dy;
if ( transform[4]==0 && transform[5]==0 )
return(false);
for ( spl=cv->b.layerheads[cv->b.drawmode]->splines; spl!=NULL && !outlinechanged; spl=spl->next ) {
if ( cv->b.sc->inspiro && hasspiro()) {
for ( i=0; i<spl->spiro_cnt-1; ++i )
if ( SPIRO_SELECTED(&spl->spiros[i])) {
outlinechanged = true;
break;
}
} else {
for ( sp=spl->first ;; ) {
if ( sp->selected ) {
outlinechanged = true;
break;
}
if ( sp->next==NULL )
break;
sp = sp->next->to;
if ( sp==spl->first )
break;
}
}
}
if ( cv->b.sc->inspiro && hasspiro())
SplinePointListSpiroTransform(cv->b.layerheads[cv->b.drawmode]->splines,transform,false);
else
SplinePointListTransform(cv->b.layerheads[cv->b.drawmode]->splines,transform,
interpCPsOnMotion?tpt_OnlySelectedInterpCPs:tpt_OnlySelected);
for ( refs = cv->b.layerheads[cv->b.drawmode]->refs; refs!=NULL; refs=refs->next ) if ( refs->selected ) {
refs->transform[4] += transform[4];
refs->transform[5] += transform[5];
refs->bb.minx += transform[4]; refs->bb.maxx += transform[4];
refs->bb.miny += transform[5]; refs->bb.maxy += transform[5];
for ( j=0; j<refs->layer_cnt; ++j )
SplinePointListTransform(refs->layers[j].splines,transform,tpt_AllPoints);
outlinechanged = true;
}
if ( CVLayer( (CharViewBase *) cv) > ly_back ) {
if ( cv->showanchor ) {
for ( ap=cv->b.sc->anchor; ap!=NULL; ap=ap->next ) if ( ap->selected ) {
ap->me.x += transform[4];