kerf-engine/app/src/App.css
jlightner 31f78727e0 feat: Added B&W/grayscale/color conversion modes, invert toggle, 10+ mode-aware sliders, mask regions, turnpolicy, and white preview background
Engine:
- preprocess() accepts conversion_mode (bw/grayscale/color), invert, mask_regions
- B&W: full pipeline → binary; Grayscale: skip threshold → 8-bit; Color: skip grayscale → BGR
- routes.py forces VTracer for non-binary modes, sets colormode appropriately
- potrace_trace() accepts turnpolicy param mapped to potrace constants
- 27 new tests in test_modes.py (modes, invert, masks, params, vectorization)

App:
- Mode selector tabs (B&W | Grayscale | Color) in ImportConvert
- Invert toggle (B&W only)
- ParameterSliders rewritten: grouped sections, 10+ mode-aware controls
- Debounce reduced from 300ms to 100ms
- Preview background changed to white
- Preset JSONs updated with turnpolicy, color_precision, layer_difference defaults

Tests: 126 app + 234 engine = 360 total, all pass. Zero TypeScript errors.
2026-03-26 08:41:30 +00:00

1033 lines
17 KiB
CSS

/* ── Bundled font @font-face declarations ── */
@font-face {
font-family: 'Roboto';
src: url('/fonts/Roboto-Regular.ttf') format('truetype');
font-weight: 400;
font-style: normal;
font-display: swap;
}
@font-face {
font-family: 'Open Sans';
src: url('/fonts/OpenSans-Regular.ttf') format('truetype');
font-weight: 400;
font-style: normal;
font-display: swap;
}
@font-face {
font-family: 'Lato';
src: url('/fonts/Lato-Regular.ttf') format('truetype');
font-weight: 400;
font-style: normal;
font-display: swap;
}
/* ── Global component styles for Kerf Engine app ── */
/* File Upload Zone */
.file-upload-zone {
border: 2px dashed var(--border);
border-radius: 8px;
padding: 24px 16px;
text-align: center;
cursor: pointer;
transition: border-color 0.15s, background-color 0.15s;
user-select: none;
}
.file-upload-zone:hover,
.file-upload-zone--drag-over {
border-color: var(--accent);
background: var(--accent-bg);
}
.file-upload-zone:focus-visible {
outline: 2px solid var(--accent);
outline-offset: 2px;
}
.file-upload-prompt {
display: flex;
flex-direction: column;
align-items: center;
gap: 6px;
}
.file-upload-icon {
font-size: 28px;
}
.file-upload-prompt p {
margin: 0;
color: var(--text-h);
font-size: 15px;
}
.file-upload-prompt small {
color: var(--text);
font-size: 13px;
}
.file-upload-preview {
display: flex;
align-items: center;
gap: 12px;
}
.file-upload-thumb {
width: 56px;
height: 56px;
object-fit: cover;
border-radius: 4px;
border: 1px solid var(--border);
}
.file-upload-info {
display: flex;
flex-direction: column;
align-items: flex-start;
gap: 2px;
text-align: left;
}
.file-upload-name {
font-size: 14px;
font-weight: 500;
color: var(--text-h);
word-break: break-all;
}
.file-upload-size {
font-size: 13px;
color: var(--text);
}
.file-upload-badge {
font-size: 11px;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 0.5px;
color: var(--accent);
background: var(--accent-bg);
padding: 2px 6px;
border-radius: 3px;
}
/* Preset Selector */
.preset-selector {
display: flex;
flex-direction: column;
gap: 8px;
}
.preset-heading {
font-size: 14px;
font-weight: 600;
color: var(--text-h);
margin: 0;
text-transform: uppercase;
letter-spacing: 0.5px;
}
.preset-loading,
.preset-error {
font-size: 14px;
color: var(--text);
margin: 0;
}
.preset-error {
color: #e74c3c;
}
.preset-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 8px;
}
.preset-card {
display: flex;
flex-direction: column;
align-items: flex-start;
gap: 2px;
padding: 10px 12px;
border: 1px solid var(--border);
border-radius: 6px;
background: var(--bg);
cursor: pointer;
text-align: left;
transition: border-color 0.12s, background-color 0.12s;
font-family: inherit;
}
.preset-card:hover {
border-color: var(--accent-border);
background: var(--accent-bg);
}
.preset-card--selected {
border-color: var(--accent);
background: var(--accent-bg);
box-shadow: 0 0 0 1px var(--accent);
}
.preset-card-name {
font-size: 14px;
font-weight: 600;
color: var(--text-h);
text-transform: capitalize;
}
.preset-card-desc {
font-size: 12px;
color: var(--text);
line-height: 1.3;
}
/* Parameter Sliders */
.parameter-sliders {
display: flex;
flex-direction: column;
gap: 4px;
}
.parameter-heading {
font-size: 14px;
font-weight: 600;
color: var(--text-h);
margin: 0;
text-transform: uppercase;
letter-spacing: 0.5px;
}
.slider-group {
display: flex;
flex-direction: column;
gap: 6px;
padding-top: 8px;
}
.slider-group-label {
font-size: 11px;
font-weight: 600;
color: var(--text);
text-transform: uppercase;
letter-spacing: 0.8px;
margin: 0;
padding-bottom: 2px;
border-bottom: 1px solid var(--border);
opacity: 0.6;
}
.slider-row {
display: grid;
grid-template-columns: 120px 1fr 48px;
align-items: center;
gap: 8px;
}
.slider-row--toggle {
display: flex;
justify-content: space-between;
align-items: center;
}
.slider-row--select {
display: flex;
justify-content: space-between;
align-items: center;
gap: 8px;
}
.slider-label {
font-size: 13px;
color: var(--text-h);
white-space: nowrap;
}
.slider-input {
width: 100%;
height: 4px;
cursor: pointer;
accent-color: var(--accent);
}
.slider-value {
font-size: 13px;
font-weight: 500;
color: var(--accent);
text-align: right;
font-variant-numeric: tabular-nums;
}
.toggle-input {
width: 16px;
height: 16px;
accent-color: var(--accent);
cursor: pointer;
}
.select-input {
padding: 4px 8px;
font-size: 13px;
border: 1px solid var(--border);
border-radius: 4px;
background: var(--bg);
color: var(--text-h);
cursor: pointer;
}
/* Mode selector tabs */
.mode-selector {
display: flex;
flex-direction: column;
gap: 8px;
}
.mode-tabs {
display: flex;
gap: 0;
border: 1px solid var(--border);
border-radius: 6px;
overflow: hidden;
}
.mode-tab {
flex: 1;
padding: 8px 12px;
font-size: 13px;
font-weight: 500;
border: none;
background: var(--bg);
color: var(--text);
cursor: pointer;
transition: background-color 0.12s, color 0.12s;
}
.mode-tab:not(:last-child) {
border-right: 1px solid var(--border);
}
.mode-tab:hover {
background: var(--accent-bg);
}
.mode-tab--active {
background: var(--accent);
color: white;
}
.mode-tab--active:hover {
background: var(--accent);
}
/* Invert toggle row */
.invert-toggle {
display: flex;
justify-content: space-between;
align-items: center;
padding: 4px 0;
}
.invert-label {
font-size: 13px;
font-weight: 500;
color: var(--text-h);
}
/* SVG Preview */
.svg-preview {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
width: 100%;
height: 100%;
min-height: 300px;
}
.svg-preview--loading {
gap: 12px;
}
.svg-preview-spinner {
width: 32px;
height: 32px;
border: 3px solid var(--border);
border-top-color: var(--accent);
border-radius: 50%;
animation: spin 0.8s linear infinite;
}
@keyframes spin {
to { transform: rotate(360deg); }
}
.svg-preview-status {
font-size: 14px;
color: var(--text);
margin: 0;
}
.svg-preview--error {
gap: 4px;
}
.svg-preview-error {
font-size: 14px;
color: #e74c3c;
margin: 0;
}
.svg-preview-hint {
font-size: 13px;
color: var(--text);
margin: 0;
}
.svg-preview--empty {
opacity: 0.7;
}
.svg-preview-placeholder {
font-size: 15px;
color: var(--text);
text-align: center;
margin: 0;
}
.svg-preview--ready {
justify-content: flex-start;
gap: 12px;
}
.svg-preview-container {
width: 100%;
max-height: 70vh;
overflow: auto;
}
.svg-preview-container svg {
width: 100%;
height: auto;
display: block;
}
.svg-preview-meta {
display: flex;
gap: 16px;
font-size: 12px;
color: var(--text);
padding: 6px 0;
border-top: 1px solid var(--border);
width: 100%;
}
.svg-preview-warnings {
color: #e67e22;
}
/* Use This button */
.use-this-btn {
display: flex;
align-items: center;
justify-content: center;
gap: 6px;
padding: 12px 24px;
background: var(--accent);
color: #fff;
border: none;
border-radius: 6px;
font-size: 15px;
font-weight: 600;
cursor: pointer;
transition: opacity 0.15s;
font-family: inherit;
}
.use-this-btn:hover {
opacity: 0.9;
}
.use-this-btn:disabled {
opacity: 0.5;
cursor: not-allowed;
}
/* Output Info Bar */
.output-info-bar {
display: flex;
flex-direction: column;
gap: 6px;
padding: 10px 12px;
background: var(--code-bg);
border: 1px solid var(--border);
border-radius: 6px;
font-size: 13px;
}
.output-info-bar--empty {
opacity: 0.6;
}
.output-info-placeholder {
color: var(--text);
font-size: 13px;
}
.output-info-stats {
display: flex;
gap: 16px;
flex-wrap: wrap;
}
.output-stat {
display: flex;
flex-direction: column;
align-items: flex-start;
gap: 1px;
}
.output-stat-label {
font-size: 11px;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 0.5px;
color: var(--text);
}
.output-stat-value {
font-size: 15px;
font-weight: 600;
font-variant-numeric: tabular-nums;
}
.output-stat--green .output-stat-value {
color: #27ae60;
}
.output-stat--yellow .output-stat-value {
color: #f39c12;
}
.output-stat--red .output-stat-value {
color: #e74c3c;
}
.output-info-warnings {
display: flex;
flex-direction: column;
gap: 2px;
}
.output-info-warning {
font-size: 12px;
color: #e67e22;
}
/* Placeholder views */
.placeholder-view {
display: flex;
align-items: center;
justify-content: center;
min-height: 60vh;
font-size: 20px;
color: var(--text);
}
/* Canvas toolbar buttons */
.canvas-tool-btn {
display: inline-flex;
align-items: center;
gap: 4px;
padding: 6px 10px;
border: 1px solid var(--border);
border-radius: 5px;
background: var(--bg);
color: var(--text-h);
font-size: 13px;
font-family: inherit;
cursor: pointer;
transition: border-color 0.12s, background-color 0.12s;
user-select: none;
}
.canvas-tool-btn:hover {
border-color: var(--accent-border);
background: var(--accent-bg);
}
.canvas-tool-btn--active {
border-color: var(--accent);
background: var(--accent-bg);
color: var(--accent);
box-shadow: 0 0 0 1px var(--accent);
}
.canvas-tool-btn:disabled {
opacity: 0.4;
cursor: not-allowed;
}
.canvas-tool-icon {
font-size: 16px;
line-height: 1;
}
.canvas-tool-label {
font-size: 12px;
}
/* Canvas view: override #root width constraint */
#app:has([data-testid="canvas-container"]) {
max-width: 100%;
}
/* Artboard setup styling */
.artboard-setup-overlay {
display: flex;
align-items: center;
justify-content: center;
min-height: 80vh;
padding: 24px;
}
.artboard-setup-modal {
display: flex;
flex-direction: column;
gap: 16px;
max-width: 480px;
width: 100%;
padding: 24px;
border: 1px solid var(--border);
border-radius: 12px;
background: var(--bg);
box-shadow: var(--shadow);
}
.artboard-setup-modal h2 {
margin: 0 0 4px;
}
.artboard-setup-shapes {
border: none;
padding: 0;
margin: 0;
}
.artboard-setup-shapes legend {
font-size: 14px;
font-weight: 600;
color: var(--text-h);
margin-bottom: 8px;
}
.artboard-shape-grid {
display: grid;
grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
gap: 6px;
}
.artboard-shape-btn {
padding: 8px 10px;
border: 1px solid var(--border);
border-radius: 6px;
background: var(--bg);
color: var(--text-h);
font-size: 13px;
font-family: inherit;
cursor: pointer;
transition: border-color 0.12s, background-color 0.12s;
}
.artboard-shape-btn:hover {
border-color: var(--accent-border);
background: var(--accent-bg);
}
.artboard-shape-btn.active {
border-color: var(--accent);
background: var(--accent-bg);
color: var(--accent);
box-shadow: 0 0 0 1px var(--accent);
}
.artboard-setup-dimensions {
display: flex;
gap: 12px;
}
.artboard-setup-dimensions label {
display: flex;
flex-direction: column;
gap: 4px;
font-size: 13px;
color: var(--text-h);
font-weight: 500;
flex: 1;
}
.artboard-setup-dimensions input {
padding: 6px 8px;
border: 1px solid var(--border);
border-radius: 4px;
font-size: 14px;
font-family: inherit;
background: var(--bg);
color: var(--text-h);
}
.artboard-setup-dimensions input:disabled {
opacity: 0.5;
}
.artboard-setup-units {
border: none;
padding: 0;
margin: 0;
display: flex;
gap: 16px;
align-items: center;
}
.artboard-setup-units legend {
font-size: 14px;
font-weight: 600;
color: var(--text-h);
margin-right: 8px;
}
.artboard-setup-units label {
display: flex;
align-items: center;
gap: 4px;
font-size: 13px;
color: var(--text-h);
cursor: pointer;
}
.artboard-setup-confirm {
display: flex;
align-items: center;
justify-content: center;
padding: 10px 20px;
background: var(--accent);
color: #fff;
border: none;
border-radius: 6px;
font-size: 14px;
font-weight: 600;
cursor: pointer;
font-family: inherit;
transition: opacity 0.15s;
}
.artboard-setup-confirm:hover {
opacity: 0.9;
}
/* ── Canvas Toolbar (CanvasToolbar component) ── */
.canvas-toolbar {
display: flex;
align-items: center;
gap: 12px;
width: 100%;
flex-wrap: wrap;
}
.canvas-toolbar-group {
display: flex;
align-items: center;
gap: 4px;
}
.canvas-toolbar-zoom-label {
font-size: 12px;
font-weight: 600;
color: var(--text-h);
min-width: 42px;
text-align: center;
font-variant-numeric: tabular-nums;
user-select: none;
}
/* ── Object Panel (layer list) ── */
.object-panel {
display: flex;
flex-direction: column;
gap: 0;
}
.object-panel-header {
font-size: 12px;
font-weight: 700;
text-transform: uppercase;
letter-spacing: 0.5px;
color: var(--text);
padding: 8px 0 6px;
border-bottom: 1px solid var(--border);
}
.object-panel-empty {
font-size: 13px;
color: var(--text);
opacity: 0.6;
padding: 12px 0;
text-align: center;
}
.object-panel-list {
display: flex;
flex-direction: column;
}
.object-panel-row {
display: flex;
align-items: center;
gap: 6px;
padding: 6px 4px;
border-bottom: 1px solid var(--border);
cursor: pointer;
user-select: none;
transition: background-color 0.1s;
font-size: 13px;
color: var(--text-h);
}
.object-panel-row:hover {
background: var(--accent-bg);
}
.object-panel-row--selected {
background: var(--accent-bg);
border-left: 2px solid var(--accent);
padding-left: 2px;
}
.object-panel-row--hidden {
opacity: 0.4;
}
.object-panel-drag {
cursor: grab;
font-size: 14px;
color: var(--text);
flex-shrink: 0;
width: 16px;
text-align: center;
}
.object-panel-type-icon {
font-size: 14px;
flex-shrink: 0;
width: 18px;
text-align: center;
}
.object-panel-name {
flex: 1;
min-width: 0;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
}
.object-panel-name-input {
flex: 1;
min-width: 0;
padding: 2px 4px;
border: 1px solid var(--accent);
border-radius: 3px;
font-size: 13px;
font-family: inherit;
background: var(--bg);
color: var(--text-h);
outline: none;
}
.object-panel-icon-btn {
display: inline-flex;
align-items: center;
justify-content: center;
width: 24px;
height: 24px;
border: none;
background: transparent;
cursor: pointer;
font-size: 14px;
border-radius: 3px;
padding: 0;
flex-shrink: 0;
transition: background-color 0.1s;
}
.object-panel-icon-btn:hover {
background: var(--accent-bg);
}
.object-panel-icon-btn--off {
opacity: 0.35;
}
.object-panel-icon-btn--on {
color: var(--accent);
}
/* ── Alignment Bar ── */
.alignment-bar {
display: flex;
align-items: center;
gap: 8px;
padding: 8px 0;
border-bottom: 1px solid var(--border);
flex-wrap: wrap;
}
.alignment-bar-group {
display: flex;
gap: 2px;
}
.alignment-btn {
display: inline-flex;
align-items: center;
justify-content: center;
width: 28px;
height: 28px;
border: 1px solid var(--border);
border-radius: 4px;
background: var(--bg);
cursor: pointer;
font-size: 14px;
color: var(--text-h);
padding: 0;
transition: border-color 0.1s, background-color 0.1s;
}
.alignment-btn:hover {
border-color: var(--accent-border);
background: var(--accent-bg);
}
.alignment-btn:active {
background: var(--accent-bg);
border-color: var(--accent);
}
/* ── Shape Properties ── */
.shape-properties {
display: flex;
flex-direction: column;
gap: 0;
padding-top: 8px;
border-top: 1px solid var(--border);
}
.shape-properties-header {
font-size: 12px;
font-weight: 700;
text-transform: uppercase;
letter-spacing: 0.5px;
color: var(--text);
padding: 0 0 6px;
}
.shape-prop-section {
display: flex;
flex-direction: column;
gap: 4px;
padding: 6px 0;
border-bottom: 1px solid var(--border);
}
.shape-prop-section:last-child {
border-bottom: none;
}
.shape-prop-label {
font-size: 11px;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 0.3px;
color: var(--text);
}
.shape-prop-dims {
display: flex;
gap: 16px;
font-size: 13px;
font-variant-numeric: tabular-nums;
color: var(--text-h);
}
.shape-prop-color-input {
width: 100%;
height: 28px;
border: 1px solid var(--border);
border-radius: 4px;
cursor: pointer;
padding: 2px;
background: var(--bg);
}
.shape-prop-number-input {
width: 100%;
padding: 4px 6px;
border: 1px solid var(--border);
border-radius: 4px;
font-size: 13px;
font-family: inherit;
background: var(--bg);
color: var(--text-h);
}
.shape-prop-fill-row {
display: flex;
align-items: center;
gap: 8px;
}
.shape-prop-fill-row .shape-prop-color-input {
flex: 1;
}
.shape-prop-fill-toggle {
display: flex;
align-items: center;
gap: 4px;
font-size: 12px;
color: var(--text-h);
cursor: pointer;
white-space: nowrap;
user-select: none;
}
.shape-prop-select {
width: 100%;
padding: 4px 6px;
border: 1px solid var(--border);
border-radius: 4px;
font-size: 13px;
font-family: inherit;
background: var(--bg);
color: var(--text-h);
cursor: pointer;
}
.shape-prop-range-input {
width: 100%;
accent-color: var(--accent);
}
.shape-prop-range-value {
font-size: 12px;
font-weight: 600;
color: var(--accent);
font-variant-numeric: tabular-nums;
}