80 lines
2.4 KiB
C
80 lines
2.4 KiB
C
// widgetCheckbox.c — Checkbox widget
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#include "widgetInternal.h"
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// ============================================================
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// wgtCheckbox
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// ============================================================
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WidgetT *wgtCheckbox(WidgetT *parent, const char *text) {
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WidgetT *w = widgetAlloc(parent, WidgetCheckboxE);
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if (w) {
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w->as.checkbox.text = text;
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w->as.checkbox.checked = false;
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}
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return w;
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}
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// ============================================================
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// widgetCheckboxCalcMinSize
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// ============================================================
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void widgetCheckboxCalcMinSize(WidgetT *w, const BitmapFontT *font) {
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w->calcMinW = CHECKBOX_BOX_SIZE + CHECKBOX_GAP +
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(int32_t)strlen(w->as.checkbox.text) * font->charWidth;
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w->calcMinH = DVX_MAX(CHECKBOX_BOX_SIZE, font->charHeight);
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}
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// ============================================================
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// widgetCheckboxOnMouse
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// ============================================================
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void widgetCheckboxOnMouse(WidgetT *hit) {
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hit->as.checkbox.checked = !hit->as.checkbox.checked;
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if (hit->onChange) {
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hit->onChange(hit);
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}
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}
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// ============================================================
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// widgetCheckboxPaint
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// ============================================================
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void widgetCheckboxPaint(WidgetT *w, DisplayT *d, const BlitOpsT *ops, const BitmapFontT *font, const ColorSchemeT *colors) {
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uint32_t fg = w->fgColor ? w->fgColor : colors->contentFg;
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uint32_t bg = w->bgColor ? w->bgColor : colors->contentBg;
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int32_t boxY = w->y + (w->h - CHECKBOX_BOX_SIZE) / 2;
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// Draw checkbox box
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BevelStyleT bevel;
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bevel.highlight = colors->windowShadow;
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bevel.shadow = colors->windowHighlight;
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bevel.face = bg;
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bevel.width = 1;
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drawBevel(d, ops, w->x, boxY, CHECKBOX_BOX_SIZE, CHECKBOX_BOX_SIZE, &bevel);
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// Draw check mark if checked
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if (w->as.checkbox.checked) {
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int32_t cx = w->x + 3;
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int32_t cy = boxY + 3;
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int32_t cs = CHECKBOX_BOX_SIZE - 6;
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for (int32_t i = 0; i < cs; i++) {
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drawHLine(d, ops, cx + i, cy + i, 1, fg);
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drawHLine(d, ops, cx + cs - 1 - i, cy + i, 1, fg);
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}
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}
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// Draw label
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drawText(d, ops, font,
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w->x + CHECKBOX_BOX_SIZE + CHECKBOX_GAP,
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w->y + (w->h - font->charHeight) / 2,
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w->as.checkbox.text, fg, bg, false);
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}
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