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7e80be5a87
hyperrogue/dialogs.cpp
Zeno Rogue 7e80be5a87 dialog:: abstracted string editing
2018-11-11 11:25:58 +01:00

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// Hyperbolic Rogue -- dialogs
// Copyright (C) 2011-2018 Zeno Rogue, see 'hyper.cpp' for details
/* Missing.
#if ISMOBILE==0
dialog::addItemHelp(16, XLAT("use Shift to decrease and Ctrl to fine tune "));
dialog::addItemHelp(17, XLAT("(e.g. Shift+Ctrl+Z)"));
#endif
if(xuni == 'i') {
}
*/
namespace hr {
const char* COLORBAR = "###";
namespace dialog {
color_t dialogcolor = 0xC0C0C0;
void addBack() {
addItem(XLAT("go back"), SDLK_ESCAPE);
}
void addHelp() {
addItem(XLAT("help"), SDLK_F1);
}
namespace zoom {
int zoomf = 1, shiftx, shifty;
bool zoomoff = false;
void nozoom() {
zoomf = 1; shiftx = 0; shifty = 0; zoomoff = false;
}
void initzoom() {
zoomf = 3;
shiftx = -2*mousex;
if(mousex < vid.xres / 6) shiftx = 0;
if(mousex > vid.xres * 5 / 6) shiftx = -2 * vid.xres;
shifty = -2*mousey;
if(mousey < vid.yres / 6) shifty = 0;
if(mousey > vid.yres * 5 / 6) shifty = -2 * vid.yres;
}
void stopzoom() { zoomoff = true; }
bool displayfr(int x, int y, int b, int size, const string &s, color_t color, int align) {
return hr::displayfr(x * zoomf + shiftx, y * zoomf + shifty, b, size * zoomf, s, color, align);
}
bool displayfr_highlight(int x, int y, int b, int size, const string &s, color_t color, int align, int hicolor) {
bool clicked = hr::displayfr(x * zoomf + shiftx, y * zoomf + shifty, b, size * zoomf, s, color, align);
if(clicked) hr::displayfr(x * zoomf + shiftx, y * zoomf + shifty, b, size * zoomf, s, hicolor, align);
return clicked;
}
};
#if CAP_MENUSCALING && CAP_SDL
void handleZooming(SDL_Event &ev) {
using namespace zoom;
if(zoomoff || !(cmode & sm::ZOOMABLE)) {
nozoom(); return;
}
if(ev.type == SDL_MOUSEBUTTONDOWN) initzoom();
if(ev.type == SDL_MOUSEBUTTONUP && zoomf > 1) stopzoom();
}
#else
inline void handleZooming(SDL_Event &ev) {}
#endif
vector<item> items;
item& lastItem() { return items[items.size() - 1]; }
map<int, reaction_t> key_actions;
void add_action(reaction_t action) {
int& key = lastItem().key;
while(key_actions.count(key)) key++;
key_actions[key] = action;
}
void handler(int sym, int uni) {
dialog::handleNavigation(sym, uni);
if(doexiton(sym, uni)) popScreen();
};
void init() {
items.clear();
key_actions.clear();
keyhandler = dialog::handler;
}
string keyname(int k) {
if(k == 0) return "";
if(k == SDLK_ESCAPE) return "Esc";
if(k == SDLK_F5) return "F5";
if(k == SDLK_F10) return "F10";
if(k == SDLK_F1) return "F1";
if(k == SDLK_HOME) return "Home";
if(k == SDLK_BACKSPACE) return "Backspace";
if(k == SDLK_RETURN) return "Enter";
if(k == 32) return "space";
if(k >= 1 && k <= 26) { string s = "Ctrl+"; s += (k+64); return s; }
if(k < 128) { string s; s += k; return s; }
return "?";
}
void addSlider(double d1, double d2, double d3, int key) {
item it;
it.type = diSlider;
it.color = dialogcolor;
it.scale = 100;
it.key = key;
it.param = (d2-d1) / (d3-d1);
items.push_back(it);
}
void addSelItem(string body, string value, int key) {
item it;
it.type = diItem;
it.body = body;
it.value = value;
it.keycaption = keyname(key);
it.key = key;
it.color = dialogcolor;
it.colork = 0x808080;
it.colorv = 0x80A040;
it.colorc = 0xFFD500;
it.colors = 0xFF8000;
if(value == ONOFF(true)) it.colorv = 0x40FF40;
if(value == ONOFF(false)) it.colorv = 0xC04040;
it.scale = 100;
items.push_back(it);
}
void addBoolItem(string body, bool value, int key) {
addSelItem(body, ONOFF(value), key);
}
int displaycolor(unsigned col) {
int c = col >> 8;
if(!c) return 0x181818;
return c;
}
void addColorItem(string body, int value, int key) {
item it;
it.type = diItem;
it.body = body;
it.value = COLORBAR;
it.keycaption = keyname(key);
it.key = key;
it.color = it.colorv = displaycolor(value);
it.colors = it.color ^ 0x404040;
it.colorc = it.color ^ 0x808080;
it.colork = 0x808080;
it.scale = 100;
items.push_back(it);
}
void addHelp(string body) {
item it;
it.type = diHelp;
it.body = body;
it.scale = 100;
if(isize(body) >= 500) it.scale = 70;
items.push_back(it);
}
void addInfo(string body, color_t color) {
item it;
it.type = diInfo;
it.body = body;
it.color = color;
it.scale = 100;
items.push_back(it);
}
void addItem(string body, int key) {
item it;
it.type = diItem;
it.body = body;
it.keycaption = keyname(key);
it.key = key;
it.color = dialogcolor;
it.colork = 0x808080;
it.colors = 0xFFD500;
it.colorc = 0xFF8000;
it.scale = 100;
items.push_back(it);
}
void addBigItem(string body, int key) {
item it;
it.type = diBigItem;
it.body = body;
it.keycaption = keyname(key);
it.key = key;
it.color = 0xC06000;
it.colors = 0xFFD500;
it.colorc = 0xFF8000;
it.scale = 150;
items.push_back(it);
}
int addBreak(int val) {
item it;
it.type = diBreak;
it.scale = val;
items.push_back(it);
return items.size()-1;
}
void addTitle(string body, color_t color, int scale) {
item it;
it.type = diTitle;
it.body = body;
it.color = color;
it.scale = scale;
items.push_back(it);
}
void init(string title, color_t color, int scale, int brk) {
init();
addTitle(title, color, scale);
addBreak(brk);
}
int dcenter, dwidth;
int dialogflags;
int displayLong(string str, int siz, int y, bool measure) {
int last = 0;
int lastspace = 0;
int xs, xo;
if(sidescreen)
xs = dwidth - vid.fsize*2, xo = vid.yres + vid.fsize;
else
xs = vid.xres * 618/1000, xo = vid.xres * 186/1000;
for(int i=0; i<=isize(str); i++) {
int ls = 0;
int prev = last;
if(str[i] == ' ') lastspace = i;
if(textwidth(siz, str.substr(last, i-last)) > xs) {
if(lastspace == last) ls = i-1, last = i-1;
else ls = lastspace, last = ls+1;
}
if(str[i] == 10 || i == isize(str)) ls = i, last = i+1;
if(ls) {
if(!measure) displayfr(xo, y, 2, siz, str.substr(prev, ls-prev), dialogcolor, 0);
if(ls == prev) y += siz/2;
else y += siz;
lastspace = last;
}
}
y += siz/2;
return y;
}
int tothei, dialogwidth, dfsize, dfspace, leftwidth, rightwidth, innerwidth, itemx, keyx, valuex;
string highlight_text;
void measure() {
tothei = 0;
dialogwidth = 0;
innerwidth = 0;
int N = items.size();
for(int i=0; i<N; i++) {
if(items[i].type == diHelp)
tothei += displayLong(items[i].body, dfsize * items[i].scale / 100, 0, true);
else {
tothei += dfspace * items[i].scale / 100;
if(items[i].type == diItem)
innerwidth = max(innerwidth, textwidth(dfsize * items[i].scale / 100, items[i].body));
if(items[i].type == diTitle || items[i].type == diInfo || items[i].type == diBigItem)
dialogwidth = max(dialogwidth, textwidth(dfsize * items[i].scale / 100, items[i].body) * 10/9);
}
}
leftwidth = ISMOBILE ? 0 : textwidth(dfsize, "MMMMM") + dfsize/2;
rightwidth = textwidth(dfsize, "MMMMMMMM") + dfsize/2;
int fwidth = innerwidth + leftwidth + rightwidth;
dialogwidth = max(dialogwidth, fwidth);
itemx = dcenter - fwidth / 2 + leftwidth;
keyx = dcenter - fwidth / 2 + leftwidth - dfsize/2;
valuex = dcenter - fwidth / 2 + leftwidth + innerwidth + dfsize/2;
}
void display() {
int N = items.size();
dfsize = vid.fsize;
#if ISMOBILE || ISPANDORA
dfsize *= 3;
#endif
dfspace = dfsize * 5/4;
dcenter = vid.xres/2;
dwidth = vid.xres;
if(sidescreen) {
dwidth = vid.xres - vid.yres;
dcenter = vid.xres - dwidth / 2;
}
measure();
while(tothei > vid.yres - 5 * vid.fsize) {
int adfsize = int(dfsize * sqrt((vid.yres - 5. * vid.fsize) / tothei));
if(adfsize < dfsize-1) dfsize = adfsize + 1;
else dfsize--;
dfspace = dfsize * 5/4;
measure();
}
while(dialogwidth > dwidth) {
int adfsize = int(dfsize * sqrt(vid.xres * 1. / dialogwidth));
if(adfsize < dfsize-1) dfsize = adfsize + 1;
else dfsize--; // keep dfspace
measure();
}
tothei = (vid.yres - tothei) / 2;
for(int i=0; i<N; i++) {
item& I = items[i];
if(I.type == diHelp) {
tothei = displayLong(items[i].body, dfsize * items[i].scale / 100, tothei, false);
continue;
}
int top = tothei;
tothei += dfspace * I.scale / 100;
int mid = (top + tothei) / 2;
I.position = mid;
if(I.type == diTitle || I.type == diInfo) {
displayfr(dcenter, mid, 2, dfsize * I.scale/100, I.body, I.color, 8);
}
else if(I.type == diItem || I.type == diBigItem) {
bool xthis = (mousey >= top && mousey < tothei);
if(cmode & sm::DIALOG_STRICT_X)
xthis = xthis && (mousex >= dcenter - dialogwidth/2 && mousex <= dcenter + dialogwidth/2);
#if ISMOBILE
if(xthis && mousepressed)
I.color = I.colorc;
#else
if(xthis && mousemoved) {
highlight_text = I.body;
mousemoved = false;
}
if(highlight_text == I.body) {
I.color = (xthis&&mousepressed&&actonrelease) ? I.colorc : I.colors;
}
#endif
if(I.type == diBigItem) {
displayfr(dcenter, mid, 2, dfsize * I.scale/100, I.body, I.color, 8);
}
else {
if(!mousing)
displayfr(keyx, mid, 2, dfsize * I.scale/100, I.keycaption, I.colork, 16);
displayfr(itemx, mid, 2, dfsize * I.scale/100, I.body, I.color, 0);
displayfr(valuex, mid, 2, dfsize * I.scale/100, I.value, I.colorv, 0);
}
if(xthis) getcstat = I.key;
}
else if(I.type == diSlider) {
bool xthis = (mousey >= top && mousey < tothei);
int sl, sr;
if(sidescreen)
sl = vid.yres + vid.fsize*2, sr = vid.xres - vid.fsize*2;
else
sl = vid.xres/4, sr = vid.xres*3/4;
int sw = sr-sl;
displayfr(sl, mid, 2, dfsize * I.scale/100, "(", I.color, 16);
displayfr(sl + double(sw * I.param), mid, 2, dfsize * I.scale/100, "#", I.color, 8);
displayfr(sr, mid, 2, dfsize * I.scale/100, ")", I.color, 0);
if(xthis) getcstat = I.key, inslider = true;
}
}
}
bool isitem(item& it) {
return it.type == diItem || it.type == diBigItem;
}
void handleNavigation(int &sym, int &uni) {
if(uni == '\n' || uni == '\r' || sym == SDLK_KP5)
for(int i=0; i<isize(items); i++)
if(isitem(items[i]))
if(items[i].body == highlight_text) {
uni = sym = items[i].key;
return;
}
if(sym == SDLK_PAGEDOWN || sym == SDLK_KP3) {
for(int i=0; i<isize(items); i++)
if(isitem(items[i]))
highlight_text = items[i].body;
}
if(sym == SDLK_PAGEUP || sym == SDLK_KP9) {
for(int i=0; i<isize(items); i++)
if(isitem(items[i])) {
highlight_text = items[i].body;
break;
}
}
if(sym == SDLK_UP || sym == SDLK_KP8) {
string last = "";
for(int i=0; i<isize(items); i++)
if(isitem(items[i]))
last = items[i].body;
uni = sym = 0;
for(int i=0; i<isize(items); i++)
if(isitem(items[i])) {
if(items[i].body == highlight_text) {
highlight_text = last; return;
}
else last = items[i].body;
}
highlight_text = last;
}
if(sym == SDLK_DOWN || sym == SDLK_KP2) {
int state = 0;
for(int i=0; i<isize(items); i++)
if(isitem(items[i])) {
if(state) { highlight_text = items[i].body; return; }
else if(items[i].body == highlight_text) state = 1;
}
for(int i=0; i<isize(items); i++)
if(isitem(items[i]))
highlight_text = items[i].body;
uni = sym = 0;
}
if(key_actions.count(uni)) {
key_actions[uni]();
sym = uni = 0;
return;
}
if(key_actions.count(sym)) {
key_actions[sym]();
sym = uni = 0;
return;
}
}
color_t colorhistory[10] = {
0x202020FF, 0x800000FF, 0x008000FF, 0x000080FF,
0x404040FF, 0xC0C0C0FF, 0x804000FF, 0xC0C000FF,
0x408040FF, 0xFFD500FF
}, lch;
color_t *palette;
int colorp = 0;
color_t *colorPointer;
bool handleKeyColor(int sym, int uni) {
unsigned& color = *colorPointer;
if(uni >= 'A' && uni <= 'D') {
int x = (mousex - (dcenter-dwidth/4)) * 510 / dwidth;
if(x < 0) x = 0;
if(x > 255) x = 255;
unsigned char* pts = (unsigned char*) &color;
pts[uni - 'A'] = x;
}
else if(uni == ' ' || uni == '\n' || uni == '\r') {
bool inHistory = false;
for(int i=0; i<10; i++) if(colorhistory[i] == (unsigned) color)
inHistory = true;
if(!inHistory) { colorhistory[lch] = color; lch++; lch %= 10; }
if(reaction) reaction();
popScreen();
}
else if(uni >= '0' && uni <= '9') {
color = colorhistory[uni - '0'];
}
else if(palette && uni >= 'a' && uni < 'a'+(int) palette[0]) {
color = palette[1 + uni - 'a'];
}
else if(sym == SDLK_DOWN || sym == SDLK_KP2) {
colorp = (colorp-1) & 3;
}
else if(sym == SDLK_UP || sym == SDLK_KP8) {
colorp = (colorp+1) & 3;
}
else if(sym == SDLK_LEFT || sym == SDLK_KP4) {
unsigned char* pts = (unsigned char*) &color;
pts[colorp] -= abs(shiftmul) < .6 ? 1 : 17;
}
else if(sym == SDLK_RIGHT || sym == SDLK_KP6) {
unsigned char* pts = (unsigned char*) &color;
pts[colorp] += abs(shiftmul) < .6 ? 1 : 17;
}
else if(doexiton(sym, uni)) {
popScreen();
}
return false;
}
void drawColorDialog() {
cmode = sm::NUMBER | dialogflags;
if(cmode & sm::SIDE) gamescreen(0);
dcenter = vid.xres/2;
dwidth = vid.xres;
if(sidescreen) {
dwidth = vid.xres - vid.yres;
dcenter = vid.xres - dwidth / 2;
}
color_t color = *colorPointer;
int ash = 8;
for(int j=0; j<10; j++) {
int x = dcenter + vid.fsize * 2 * (j-5);
int y = vid.yres / 2- 5 * vid.fsize;
string s0 = ""; s0 += ('0'+j);
vid.fsize *= 2;
displayColorButton(x, y, s0, '0'+j, 0, 0, colorhistory[j] >> ash);
vid.fsize /= 2;
}
if(palette) {
int q = palette[0];
for(int i=0; i<q; i++) {
int x = dcenter + vid.fsize * (2 * i-q);
int y = vid.yres / 2- 7 * vid.fsize;
string s0 = ""; s0 += ('a'+i);
vid.fsize *= 2;
displayColorButton(x, y, s0, 'a'+i, 0, 0, palette[i+1] >> ash);
vid.fsize /= 2;
}
}
for(int i=0; i<4; i++) {
int y = vid.yres / 2 + (2-i) * vid.fsize * 2;
color_t col = ((i==colorp) && !mousing) ? 0xFFD500 : dialogcolor;
displayColorButton(dcenter - dwidth/4, y, "(", 0, 16, 0, col);
string rgt = ") "; rgt += "ABGR" [i];
displayColorButton(dcenter + dwidth/4, y, rgt, 0, 0, 0, col);
displayColorButton(dcenter - dwidth/4 + dwidth * ((color >> (8*i)) & 0xFF) / 510, y, "#", 0, 8, 0, col);
if(mousey >= y - vid.fsize && mousey < y + vid.fsize)
getcstat = 'A' + i, inslider = true;
}
displayColorButton(dcenter, vid.yres/2+vid.fsize * 6, XLAT("select this color") + " : " + itsh(color), ' ', 8, 0, color >> ash);
if(extra_options) extra_options();
keyhandler = handleKeyColor;
}
void openColorDialog(unsigned int& col, unsigned int *pal) {
colorPointer = &col; palette = pal;
dialogflags = 0;
pushScreen(drawColorDialog);
reaction = reaction_t();
extra_options = reaction_t();
}
numberEditor ne;
bool editingDetail() {
return ne.editwhat == &geom3::highdetail || ne.editwhat == &geom3::middetail;
}
int ldtoint(ld x) {
if(x > 0) return int(x+.5);
else return int(x-.5);
}
string disp(ld x) { if(ne.intval) return its(ldtoint(x)); else if(ne.vmax-ne.vmin < 1) return fts4(x); else return fts(x); }
reaction_t reaction;
reaction_t reaction_final;
reaction_t extra_options;
void affect(char kind) {
if(kind == 's') {
exp_parser ep;
ep.s = ne.s;
ld x = ep.parse();
if(!ep.ok()) return;
if(ne.sc.positive && x <= 0) return;
*ne.editwhat = x;
if(ne.intval) *ne.intval = ldtoint(*ne.editwhat);
}
if(kind == 'v') {
if(ne.intval) *ne.intval = ldtoint(*ne.editwhat);
ne.s = disp(*ne.editwhat);
}
if(reaction) reaction();
#if CAP_AUDIO
if(ne.intval == &musicvolume) {
if(musicvolume < 0)
*ne.editwhat = musicvolume = 0, affect('v');
else if(musicvolume > MIX_MAX_VOLUME)
*ne.editwhat = musicvolume = MIX_MAX_VOLUME, affect('v');
#if CAP_SDLAUDIO
else Mix_VolumeMusic(musicvolume);
#endif
#if ISANDROID
settingsChanged = true;
#endif
}
if(ne.intval == &effvolume) {
if(effvolume < 0)
*ne.editwhat = effvolume = 0, affect('v');
else if(effvolume > MIX_MAX_VOLUME)
*ne.editwhat = effvolume = MIX_MAX_VOLUME, affect('v');
#if ISANDROID
settingsChanged = true;
#endif
}
#endif
if(ne.intval == &vid.framelimit && vid.framelimit < 5)
*ne.editwhat = vid.framelimit = 5, affect('v');
#if ISMOBILE==1
if(ne.intval == &fontscale && fontscale < 50)
*ne.editwhat = fontscale = 50, affect('v');
#endif
// if(ne.editwhat == &whatever) resetGeometry();
if(ne.intval == &sightrange_bonus && sightrange_bonus < 1-getDistLimit())
*ne.editwhat = sightrange_bonus = 1-getDistLimit(), affect('v');
int msr = allowIncreasedSight() ? gp::dist_2() * 5 : 0;
if(ne.intval == &sightrange_bonus && sightrange_bonus > msr)
*ne.editwhat = sightrange_bonus = msr, affect('v');
if(ne.intval == &conformal::bandhalf && conformal::bandhalf < 5)
*ne.editwhat = *ne.intval = 5, affect('v');
if(ne.intval == &conformal::bandsegment && conformal::bandsegment < 500)
*ne.editwhat = *ne.intval = 500, affect('v');
if(ne.intval == &polygonal::coefid && polygonal::coefid < 0)
*ne.editwhat = *ne.intval = 0, affect('v');
if(ne.intval == &polygonal::coefid && polygonal::coefid >= polygonal::MSI)
*ne.editwhat = *ne.intval = polygonal::MSI-1, affect('v');
if(ne.intval == &polygonal::deg && polygonal::deg < 0)
*ne.editwhat = *ne.intval = polygonal::MSI-1, affect('v');
if(ne.intval == &polygonal::deg && polygonal::deg >= polygonal::MSI)
*ne.editwhat = *ne.intval = polygonal::MSI-1, affect('v');
if(ne.intval == &polygonal::SI) polygonal::solve();
if(ne.editwhat == &polygonal::STAR) polygonal::solve();
polygonal::solve();
if(ne.editwhat == &geom3::highdetail && geom3::highdetail > geom3::middetail)
geom3::middetail = geom3::highdetail;
if(ne.editwhat == &geom3::middetail && geom3::highdetail > geom3::middetail)
geom3::highdetail = geom3::middetail;
if(cmode & sm::A3) {
buildpolys();
#if CAP_GL
resetGL();
#endif
}
}
int numberdark;
void drawNumberDialog() {
cmode = sm::NUMBER | dialogflags;
gamescreen(numberdark);
init(ne.title);
addInfo(ne.s);
addSlider(ne.sc.direct(ne.vmin), ne.sc.direct(*ne.editwhat), ne.sc.direct(ne.vmax), 500);
addBreak(100);
#if ISMOBILE==0
addHelp(XLAT("You can scroll with arrow keys -- Ctrl to fine-tune"));
addBreak(100);
#endif
dialog::addBack();
addSelItem(XLAT("default value"), disp(ne.dft), SDLK_HOME);
addBreak(100);
if(cmode & sm::A3) ne.help = explain3D(ne.editwhat);
if(ne.help != "") {
addHelp(ne.help);
// bool scal = !ISMOBILE && !ISPANDORA && isize(ne.help) > 160;
// if(scal) lastItem().scale = 30;
}
if(extra_options) extra_options();
display();
keyhandler = [] (int sym, int uni) {
handleNavigation(sym, uni);
if((uni >= '0' && uni <= '9') || among(uni, '.', '+', '-', '*', '/', '^', '(', ')') || (uni >= 'a' && uni <= 'z')) {
ne.s += uni;
affect('s');
}
else if(uni == '\b' || uni == '\t') {
ne.s = ne.s. substr(0, isize(ne.s)-1);
sscanf(ne.s.c_str(), LDF, ne.editwhat);
affect('s');
}
#if !ISMOBILE
else if(sym == SDLK_RIGHT || sym == SDLK_KP6) {
if(ne.intval && abs(shiftmul) < .6)
(*ne.editwhat)++;
else
*ne.editwhat = ne.sc.inverse(ne.sc.direct(*ne.editwhat) + shiftmul * ne.step);
affect('v');
}
else if(sym == SDLK_LEFT || sym == SDLK_KP4) {
if(ne.intval && abs(shiftmul) < .6)
(*ne.editwhat)--;
else
*ne.editwhat = ne.sc.inverse(ne.sc.direct(*ne.editwhat) - shiftmul * ne.step);
affect('v');
}
#endif
else if(sym == SDLK_HOME) {
*ne.editwhat = ne.dft;
affect('v');
}
else if(uni == 500) {
int sl, sr;
if(sidescreen)
sl = vid.yres + vid.fsize*2, sr = vid.xres - vid.fsize*2;
else
sl = vid.xres/4, sr = vid.xres*3/4;
ld d = (mousex - sl + .0) / (sr-sl);
*ne.editwhat =
ne.sc.inverse(d * (ne.sc.direct(ne.vmax) - ne.sc.direct(ne.vmin)) + ne.sc.direct(ne.vmin));
affect('v');
}
else if(doexiton(sym, uni)) { popScreen(); if(reaction_final) reaction_final(); }
};
}
int nlpage = 1;
int wheelshift = 0;
int handlePage(int& nl, int& nlm, int perpage) {
nlm = nl;
int onl = nl;
int ret = 0;
if(nlpage) {
nl = nlm = perpage;
if(nlpage == 2) ret = nlm;
int w = wheelshift;
int realw = 0;
while(w<0 && ret) {
ret--; w++; realw--;
}
while(w>0 && ret+perpage < onl) {
ret++; w--; realw++;
}
wheelshift = realw;
if(ret+nl > onl) nl = onl-ret;
}
return ret;
}
void displayPageButtons(int i, bool pages) {
int i0 = vid.yres - vid.fsize;
int xr = vid.xres / 80;
if(pages) if(displayfrZH(xr*8, i0, 1, vid.fsize, IFM("1 - ") + XLAT("page") + " 1", nlpage == 1 ? 0xD8D8C0 : dialogcolor, 8))
getcstat = '1';
if(pages) if(displayfrZH(xr*24, i0, 1, vid.fsize, IFM("2 - ") + XLAT("page") + " 2", nlpage == 1 ? 0xD8D8C0 : dialogcolor, 8))
getcstat = '2';
if(pages) if(displayfrZH(xr*40, i0, 1, vid.fsize, IFM("3 - ") + XLAT("all"), nlpage == 1 ? 0xD8D8C0 : dialogcolor, 8))
getcstat = '3';
if(i&1) if(displayfrZH(xr*56, i0, 1, vid.fsize, IFM(keyname(SDLK_ESCAPE) + " - ") + XLAT("go back"), dialogcolor, 8))
getcstat = '0';
if(i&2) if(displayfrZH(xr*72, i0, 1, vid.fsize, IFM("F1 - ") + XLAT("help"), dialogcolor, 8))
getcstat = SDLK_F1;
}
bool handlePageButtons(int uni) {
if(uni == '1') nlpage = 1, wheelshift = 0;
else if(uni == '2') nlpage = 2, wheelshift = 0;
else if(uni == '3') nlpage = 0, wheelshift = 0;
else if(uni == PSEUDOKEY_WHEELUP) wheelshift--;
else if(uni == PSEUDOKEY_WHEELDOWN) wheelshift++;
else return false;
return true;
}
void editNumber(ld& x, ld vmin, ld vmax, ld step, ld dft, string title, string help) {
ne.editwhat = &x;
ne.s = disp(x);
ne.vmin = vmin;
ne.vmax = vmax;
ne.step = step;
ne.dft = dft;
ne.title = title;
ne.help = help;
ne.sc = identity;
ne.intval = NULL;
dialogflags = (cmode & sm::A3);
if(cmode & sm::SIDE) dialogflags |= sm::MAYDARK | sm::SIDE;
cmode |= sm::NUMBER;
pushScreen(drawNumberDialog);
reaction = reaction_t();
reaction_final = reaction_t();
extra_options = reaction_t();
numberdark = 0;
}
void editNumber(int& x, int vmin, int vmax, int step, int dft, string title, string help) {
editNumber(ne.intbuf, vmin, vmax, step, dft, title, help);
ne.intbuf = x; ne.intval = &x; ne.s = its(x);
}
void helpToEdit(int& x, int vmin, int vmax, int step, int dft) {
popScreen();
string title = "help";
if(help[0] == '@') {
int iv = help.find("\t");
int id = help.find("\n");
title = help.substr(iv+1, id-iv-1);
help = help.substr(id+1);
}
editNumber(x, vmin, vmax, step, dft, title, help);
}
//-- choose file dialog--
#define CDIR dialogcolor
#define CFILE forecolor
bool filecmp(const pair<string,color_t> &f1, const pair<string,color_t> &f2) {
if(f1.first == "../") return true;
if(f2.first == "../") return false;
if(f1.second != f2.second)
return f1.second == CDIR;
return f1.first < f2.first;
}
string filecaption, cfileext;
string *cfileptr;
bool editext = false;
bool_reaction_t file_action;
void handleKeyFile(int sym, int uni);
void drawFileDialog() {
displayfr(vid.xres/2, 30 + vid.fsize, 2, vid.fsize,
filecaption, forecolor, 8);
string& cfile = *cfileptr;
displayfr(vid.xres/2, 34 + vid.fsize * 2, 2, vid.fsize,
cfile, 0xFFFF00, 8);
displayColorButton(vid.xres*1/4, 38+vid.fsize * 3,
XLAT("F4 = extension"), SDLK_F4, 8, 0, editext ? 0xFF00FF : 0xFFFF00, editext ? 0x800080 : 0x808000);
displayButton(vid.xres*2/4, 38+vid.fsize * 3,
XLAT("Enter = choose"), SDLK_RETURN, 8);
displayButton(vid.xres*3/4, 38+vid.fsize * 3,
XLAT("Esc = cancel"), SDLK_ESCAPE, 8);
v.clear();
DIR *d;
struct dirent *dir;
string where = ".";
for(int i=0; i<isize(cfile); i++)
if(cfile[i] == '/' || cfile[i] == '\\')
where = cfile.substr(0, i+1);
d = opendir(where.c_str());
if (d) {
while ((dir = readdir(d)) != NULL) {
string s = dir->d_name;
if(s != ".." && s[0] == '.') ;
else if(isize(s) > 4 && s.substr(isize(s)-4) == cfileext)
v.push_back(make_pair(s, CFILE));
else if(dir->d_type & DT_DIR)
v.push_back(make_pair(s+"/", CDIR));
}
closedir(d);
}
sort(v.begin(), v.end(), filecmp);
int q = v.size();
int percolumn = (vid.yres-38) / (vid.fsize+5) - 4;
int columns = 1 + (q-1) / percolumn;
for(int i=0; i<q; i++) {
int x = 16 + (vid.xres * (i/percolumn)) / columns;
int y = 42 + vid.fsize * 4 + (vid.fsize+5) * (i % percolumn);
displayColorButton(x, y, v[i].first, 1000 + i, 0, 0, v[i].second, 0xFFFF00);
}
keyhandler = handleKeyFile;
}
void handleKeyFile(int sym, int uni) {
string& s(*cfileptr);
int i = isize(s) - (editext?0:4);
if(sym == SDLK_ESCAPE) {
popScreen();
}
else if(sym == SDLK_RETURN || sym == SDLK_KP_ENTER) {
// we pop and re-push, in case if action opens something
popScreen();
if(!file_action()) pushScreen(drawFileDialog);
}
else if(sym == SDLK_F4) {
editext = !editext;
}
else if(sym == SDLK_BACKSPACE && i) {
s.erase(i-1, 1);
}
else if(uni >= 32 && uni < 127) {
s.insert(i, s0 + char(uni));
}
else if(uni >= 1000 && uni <= 1000+isize(v)) {
string where = "", what = s, whereparent = "../";
for(int i=0; i<isize(s); i++)
if(s[i] == '/') {
if(i >= 2 && s.substr(i-2,3) == "../")
whereparent = s.substr(0, i+1) + "../";
else
whereparent = where;
where = s.substr(0, i+1), what = s.substr(i+1);
}
int i = uni - 1000;
if(v[i].first == "../") {
s = whereparent + what;
}
else if(v[i].second == CDIR)
s = where + v[i].first + what;
else
s = where + v[i].first;
}
return;
}
void openFileDialog(string& filename, string fcap, string ext, bool_reaction_t action) {
cfileptr = &filename;
filecaption = fcap;
cfileext = ext;
file_action = action;
pushScreen(dialog::drawFileDialog);
}
// infix/v/vpush
string infix;
bool hasInfix(const string &s) {
if(infix == "") return true;
string t = "";
for(int i=0; i<isize(s); i++) {
char c = s[i];
char tt = 0;
if(c >= 'a' && c <= 'z') tt += c - 32;
else if(c >= 'A' && c <= 'Z') tt += c;
else if(c == '@') tt += c;
if(tt) t += tt;
}
return t.find(infix) != string::npos;
}
bool editInfix(int uni) {
if(uni >= 'A' && uni <= 'Z') infix += uni;
else if(uni >= 'a' && uni <= 'z') infix += uni-32;
else if(infix != "" && uni == 8) infix = infix.substr(0, isize(infix)-1);
else if(infix != "" && uni != 0) infix = "";
else return false;
return true;
}
vector<pair<string, color_t> > v;
void vpush(color_t color, const char *name) {
string s = XLATN(name);
if(!hasInfix(s)) return;
dialog::v.push_back(make_pair(s, color));
}
int editpos = 0;
string *edited_string;
string view_edited_string() {
string cs = *edited_string;
if(editpos < 0) editpos = 0;
if(editpos > isize(cs)) editpos = isize(cs);
cs.insert(editpos, "°");
return cs;
}
void start_editing(string& s) {
edited_string = &s;
editpos = isize(s);
}
bool handle_edit_string(int sym, int uni) {
auto& es = *edited_string;
if(sym == SDLK_LEFT) editpos--;
else if(sym == SDLK_RIGHT) editpos++;
else if(uni == 8) {
if(editpos == 0) return true;
es.replace(editpos-1, 1, "");
editpos--;
}
else if(uni >= 32 && uni < 128) {
es.insert(editpos, 1, uni);
editpos++;
}
else return false;
return true;
}
void string_edit_dialog() {
cmode = sm::NUMBER | dialogflags;
gamescreen(numberdark);
init(ne.title);
addInfo(view_edited_string());
addBreak(100);
dialog::addBack();
addBreak(100);
if(ne.help != "") {
addHelp(ne.help);
}
if(extra_options) extra_options();
display();
keyhandler = [] (int sym, int uni) {
handleNavigation(sym, uni);
if(handle_edit_string(sym, uni)) ;
else if(doexiton(sym, uni)) {
popScreen();
if(reaction_final) reaction_final();
}
};
}
void edit_string(string& s, string title, string help) {
start_editing(s);
ne.title = title;
ne.help = help;
dialogflags = (cmode & sm::A3);
if(cmode & sm::SIDE) dialogflags |= sm::MAYDARK | sm::SIDE;
cmode |= sm::NUMBER;
pushScreen(string_edit_dialog);
reaction = reaction_t();
extra_options = reaction_t();
numberdark = 0;
}
};
}
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