int UIButton(int id, const LayoutManager &layout, float w, float h, const char *text, int button_align) {
if (h == 0.0f)
h = themeAtlas->images[theme.buttonImage].h;
float x, y;
layout.GetPos(&w, &h, &x, &y);
if (button_align & ALIGN_HCENTER) x -= w / 2;
if (button_align & ALIGN_VCENTER) y -= h / 2;
if (button_align & ALIGN_RIGHT) x -= w;
if (button_align & ALIGN_BOTTOM) y -= h;
int txOffset = 0;
int clicked = 0;
for (int i = 0; i < MAX_POINTERS; i++) {
// Check whether the button should be hot, use a generous margin for touch ease
if (UIRegionHit(i, x, y, w, h, 8)) {
uistate.hotitem[i] = id;
if (uistate.activeitem[i] == 0 && uistate.mousedown[i]) {
uistate.activeitem[i] = id;
}
}
if (uistate.hotitem[i] == id) {
if (uistate.activeitem[i] == id) {
// Button is both 'hot' and 'active'
txOffset = 2;
} else {
// Button is merely 'hot'
}
} else {
// button is not hot, but it may be active
}
// If button is hot and active, but mouse button is not
// down, the user must have clicked the button.
if (uistate.mousedown[i] == 0 &&
uistate.hotitem[i] == id &&
uistate.activeitem[i] == id) {
clicked = 1;
}
}
// Render button
if (h == themeAtlas->images[theme.buttonImage].h)
ui_draw2d.DrawImage2GridH((txOffset && theme.buttonSelected) ? theme.buttonSelected : theme.buttonImage, x, y, x + w);
else
ui_draw2d.DrawImage4Grid((txOffset && theme.buttonSelected) ? theme.buttonSelected : theme.buttonImage, x, y, x + w, y + h);
ui_draw2d.DrawTextShadow(theme.uiFont, text, x + w/2, y + h/2 + txOffset, 0xFFFFFFFF, ALIGN_HCENTER | ALIGN_VCENTER);
uistate.lastwidget = id;
return clicked;
}
int UICheckBox(int id, int x, int y, const char *text, int align, bool *value) {
#ifdef _WIN32
const int h = 32;
#else
const int h = 48;
#endif
float tw, th;
ui_draw2d.MeasureText(theme.uiFont, text, &tw, &th);
int w = themeAtlas->images[theme.checkOn].w + UI_SPACE + tw;
if (align & ALIGN_HCENTER) x -= w / 2;
if (align & ALIGN_VCENTER) y -= h / 2;
if (align & ALIGN_RIGHT) x -= w;
if (align & ALIGN_BOTTOMRIGHT) y -= h;
int txOffset = 0;
int clicked = 0;
for (int i = 0; i < MAX_POINTERS; i++) {
// Check whether the button should be hot
if (UIRegionHit(i, x, y, w, h, 8)) {
uistate.hotitem[i] = id;
if (uistate.activeitem[i] == 0 && uistate.mousedown[i])
uistate.activeitem[i] = id;
}
// Render button
if (uistate.hotitem[i] == id) {
if (uistate.activeitem[i] == id) {
// Button is both 'hot' and 'active'
txOffset = 2;
} else {
// Button is merely 'hot'
}
} else {
// button is not hot, but it may be active
}
// If button is hot and active, but mouse button is not
// down, the user must have clicked the button.
if (uistate.mousedown[i] == 0 &&
uistate.hotitem[i] == id &&
uistate.activeitem[i] == id) {
*value = !(*value);
clicked = 1;
}
}
ui_draw2d.DrawImage((*value) ? theme.checkOn : theme.checkOff, x, y+h/2, 1.0f, 0xFFFFFFFF, ALIGN_LEFT | ALIGN_VCENTER);
ui_draw2d.DrawTextShadow(theme.uiFont, text, x + themeAtlas->images[theme.checkOn].w + UI_SPACE, y + txOffset + h/2, 0xFFFFFFFF, ALIGN_LEFT | ALIGN_VCENTER);
uistate.lastwidget = id;
return clicked;
}
void StringVectorListAdapter::drawItem(int item, int x, int y, int w, int h, bool selected) const
{
ui_draw2d.DrawImage2GridH(theme.buttonImage, x, y, x + w);
ui_draw2d.DrawTextShadow(theme.uiFont, (*items_)[item].c_str(), x + UI_SPACE , y, 0xFFFFFFFF, ALIGN_LEFT | ALIGN_VCENTER);
}
void UIText(int font, int x, int y, const char *text, uint32_t color, float scale, int align) {
ui_draw2d.SetFontScale(scale, scale);
ui_draw2d.DrawTextShadow(font, text, x, y, color, align);
ui_draw2d.SetFontScale(1.0f, 1.0f);
}