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Code Issues Releases Wiki Activity

shape editor: mouse snapping feature

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This commit is contained in:
Zeno Rogue 2022-03-20 00:38:19 +01:00
parent 3fe834e726
commit bbfdcea370
1 changed files with 41 additions and 4 deletions
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45
mapeditor.cpp
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@ -12,6 +12,7 @@ EX namespace mapeditor {
EX bool drawing_tool;
EX bool intexture;
EX bool snapping;
#if HDR
enum eShapegroup { sgPlayer, sgMonster, sgItem, sgFloor, sgWall };
@ -156,6 +157,12 @@ EX namespace mapeditor {
EX void clear_dtshapes() { dtshapes.clear(); }
EX shiftpoint full_mouseh() {
if(GDIM == 3) return find_mouseh3();
if(snapping) return mouse_snap();
return mouseh;
}
EX void draw_dtshapes() {
#if CAP_EDIT
for(auto& shp: dtshapes) {
@ -169,7 +176,7 @@ EX namespace mapeditor {
}
if(drawing_tool && (cmode & sm::DRAW)) {
shiftpoint moh = GDIM == 2 ? mouseh : find_mouseh3();
shiftpoint moh = full_mouseh();
dynamicval<ld> lw(vid.linewidth, vid.linewidth * dtwidth * 100);
if(holdmouse && mousekey == 'c')
queue_hcircle(rgpushxto0(lstart), hdist(lstart, moh));
@ -1904,6 +1911,9 @@ EX namespace mapeditor {
queuecurve(d2, (u%5==0) ? gridcolor : lightgrid, 0, PPR::LINE);
}
queueline(drawtrans*ccenter, drawtrans*coldcenter, gridcolor, 4 + vid.linequality);
if(snapping && !mouseout())
queuestr(mouse_snap(), 10, "x", 0xC040C0);
}
void drawHandleKey(int sym, int uni);
@ -1960,6 +1970,27 @@ EX namespace mapeditor {
#define EDITING_TRIANGLES (GDIM == 3)
EX shiftpoint mouse_snap() {
ld xdist = HUGE_VAL;
shiftpoint resh;
auto snap_to = [&] (shiftpoint h) {
ld dist = hdist(h, mouseh);
if(dist < xdist) xdist = dist, resh = h;
};
for(auto& p: gmatrix) {
cell *c = p.first;
auto& T = p.second;
snap_to(T * C0);
for(int i=0; i<c->type; i++) {
hyperpoint h1 = get_corner_position(c, i);
hyperpoint h2 = get_corner_position(c, (i+1) % c->type);
snap_to(T * h1);
snap_to(T * mid(h1, h2));
}
}
return resh;
}
EX void showDrawEditor() {
#if CAP_POLY
cmode = sm::DRAW;
@ -2076,7 +2107,8 @@ EX namespace mapeditor {
displayButton(8, 8+fs*16, XLAT("p = paint"), 'p', 0);
if(GDIM == 2)
displayfr(8, 8+fs*17, 2, vid.fsize, XLAT("z = z-level"), 0xC0C0C0, 0);
if(GDIM == 2)
displayButton(8, 8+fs*18, XLAT("S = snap (%1)", ONOFF(snapping)), 'S', 0);
}
#if CAP_TEXTURE
else if(freedraw) {
@ -2105,6 +2137,8 @@ EX namespace mapeditor {
displaymm('u', 8, 8+fs*6, 2, vid.fsize, XLAT("'u' to load current"), 0);
if(mousekey == 'a' || mousekey == 'd' || mousekey == 'd' ||
mousekey == 'c') mousekey = 'n';
if(GDIM == 2)
displayButton(8, 8+fs*7, XLAT("S = snap (%1)", ONOFF(snapping)), 'S', 0);
}
if(GDIM == 3)
@ -2240,6 +2274,7 @@ EX namespace mapeditor {
if(uni == 'n')
initShape(sg, id);
else if(uni == 'u') ;
else if(uni == 'S') { snapping = !snapping; return; }
else if(uni >= '0' && uni <= '9') {
initShape(sg, id);
xnew = true;
@ -2259,6 +2294,8 @@ EX namespace mapeditor {
if(uni == 'u')
loadShapes(sg, id);
if(uni == 'S') snapping = !snapping;
if(uni == 'z' && haveshape && GDIM == 2)
dialog::editNumber(dsCur->zlevel, -10, +10, 0.1, 0, XLAT("z-level"),
XLAT("Changing the z-level will make this layer affected by the parallax effect."));
@ -2527,7 +2564,7 @@ EX namespace mapeditor {
addMessage(XLAT("Hint: use F7 to edit floor under the player"));
}
shiftpoint mh = GDIM == 2 ? mouseh : find_mouseh3();
shiftpoint mh = full_mouseh();
hyperpoint mh1 = inverse_shift(drawtrans, mh);
bool clickused = false;
@ -2969,7 +3006,7 @@ EX namespace mapeditor {
usershapelayer &ds(us->d[mapeditor::dslayer]);
shiftpoint moh = GDIM == 2 ? mouseh : find_mouseh3();
shiftpoint moh = full_mouseh();
hyperpoint mh = inverse_shift(mapeditor::drawtrans, moh);