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armorpaint/paint/sources/tab_swatches.c
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luboslenco 3936004ee5 paint: keyboard navigation in tabs
2026-04-15 22:34:47 +02:00

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#include "global.h"
gpu_texture_t *_tab_swatches_empty;
i32 tab_swatches_drag_pos = -1;
i32 _tab_swatches_draw_i;
gpu_texture_t *tab_swatches_empty_get() {
if (_tab_swatches_empty == NULL) {
u8_array_t *b = u8_array_create(4);
b->buffer[0] = 255;
b->buffer[1] = 255;
b->buffer[2] = 255;
b->buffer[3] = 255;
gc_unroot(_tab_swatches_empty);
_tab_swatches_empty = gpu_create_texture_from_bytes(b, 1, 1, GPU_TEXTURE_FORMAT_RGBA32);
gc_root(_tab_swatches_empty);
}
return _tab_swatches_empty;
}
void tab_swatches_delete_swatch(swatch_color_t *swatch) {
i32 i = array_index_of(g_project->swatches, swatch);
context_set_swatch(g_project->swatches->buffer[i == g_project->swatches->length - 1 ? i - 1 : i + 1]);
array_splice(g_project->swatches, i, 1);
ui_base_hwnds->buffer[TAB_AREA_STATUS]->redraws = 2;
}
void tab_swatches_draw_menu() {
i32 i = _tab_swatches_draw_i;
if (ui_menu_button(tr("Duplicate"), "", ICON_DUPLICATE)) {
context_set_swatch(project_clone_swatch(g_context->swatch));
any_array_push(g_project->swatches, g_context->swatch);
}
#if defined(IRON_WINDOWS) || defined(IRON_LINUX) || defined(IRON_MACOS)
else if (ui_menu_button(tr("Copy Hex Code"), "", ICON_HASH)) {
i32 color = g_context->swatch->base;
color = color_set_ab(color, g_context->swatch->opacity * 255);
u32 val = color;
iron_copy_to_clipboard(i32_to_string(val));
}
#endif
else if (g_project->swatches->length > 1 && ui_menu_button(tr("Delete"), "delete", ICON_DELETE)) {
tab_swatches_delete_swatch(g_project->swatches->buffer[i]);
}
else if (ui_menu_button(tr("Create Material"), "", ICON_SPHERE)) {
tab_materials_accept_swatch_drop(g_project->swatches->buffer[i]);
}
else if (ui_menu_button(tr("Create Color Layer"), "", ICON_LAYERS)) {
i32 color = g_project->swatches->buffer[i]->base;
color = color_set_ab(color, g_project->swatches->buffer[i]->opacity * 255);
layers_create_color_layer(color, g_project->swatches->buffer[i]->occlusion, g_project->swatches->buffer[i]->roughness,
g_project->swatches->buffer[i]->metallic, -1);
}
}
void tab_swatches_draw_color_picker_callback(swatch_color_t *color) {
i32 i = _tab_swatches_draw_i;
g_project->swatches->buffer[i] = project_clone_swatch(color);
}
void tab_swatches_draw_color_picker() {
g_context->color_picker_previous_tool = g_context->tool;
context_select_tool(TOOL_TYPE_PICKER);
g_context->color_picker_callback = &tab_swatches_draw_color_picker_callback;
}
void tab_swatches_draw_edit_menu() {
ui->changed = false;
ui_handle_t *h = ui_handle(__ID__);
h->color = g_context->swatch->base;
g_context->swatch->base = ui_color_wheel(h, false, -1, 11 * ui->ops->theme->ELEMENT_H * UI_SCALE(), true, &tab_swatches_draw_color_picker, NULL);
ui_handle_t *hopacity = ui_handle(__ID__);
hopacity->f = g_context->swatch->opacity;
g_context->swatch->opacity = ui_slider(hopacity, "Opacity", 0, 1, true, 100.0, true, UI_ALIGN_RIGHT, true);
if (g_config->workflow == WORKFLOW_PBR) {
ui_handle_t *hocclusion = ui_handle(__ID__);
hocclusion->f = g_context->swatch->occlusion;
g_context->swatch->occlusion = ui_slider(hocclusion, "Occlusion", 0, 1, true, 100.0, true, UI_ALIGN_RIGHT, true);
ui_handle_t *hroughness = ui_handle(__ID__);
hroughness->f = g_context->swatch->roughness;
g_context->swatch->roughness = ui_slider(hroughness, "Roughness", 0, 1, true, 100.0, true, UI_ALIGN_RIGHT, true);
ui_handle_t *hmetallic = ui_handle(__ID__);
hmetallic->f = g_context->swatch->metallic;
g_context->swatch->metallic = ui_slider(hmetallic, "Metallic", 0, 1, true, 100.0, true, UI_ALIGN_RIGHT, true);
ui_handle_t *hheight = ui_handle(__ID__);
hheight->f = g_context->swatch->height;
g_context->swatch->height = ui_slider(hheight, "Height", 0, 1, true, 100.0, true, UI_ALIGN_RIGHT, true);
}
if (ui->changed || ui->is_typing) {
ui_menu_keep_open = true;
}
if (ui->input_released) {
context_set_swatch(g_context->swatch); // Trigger material preview update
g_context->picked_color = util_clone_swatch_color(g_context->swatch);
ui_header_handle->redraws = 2;
}
}
void tab_swatches_draw_import() {
if (ui_menu_button(tr("Replace Existing"), "", ICON_NONE)) {
project_import_swatches(true);
context_set_swatch(g_project->swatches->buffer[0]);
}
if (ui_menu_button(tr("Append"), "", ICON_NONE)) {
project_import_swatches(false);
}
}
void tab_swatches_draw(ui_handle_t *htab) {
if (ui_tab(htab, tr("Swatches"), false, -1, false) && ui->_window_h > ui_statusbar_default_h * UI_SCALE()) {
ui_begin_sticky();
f32_array_t *row = f32_array_create_from_raw(
(f32[]){
-100,
-100,
-100,
-100,
-100,
},
5);
ui_row(row);
if (ui_icon_button(tr("New"), ICON_PLUS, UI_ALIGN_CENTER)) {
context_set_swatch(project_make_swatch(0xffffffff));
any_array_push(g_project->swatches, g_context->swatch);
}
if (ui->is_hovered) {
ui_tooltip(tr("Add new swatch"));
}
if (ui_icon_button(tr("Import"), ICON_IMPORT, UI_ALIGN_CENTER)) {
ui_menu_draw(&tab_swatches_draw_import, -1, -1);
}
if (ui->is_hovered) {
ui_tooltip(tr("Import swatches"));
}
if (ui_icon_button(tr("Export"), ICON_EXPORT, UI_ALIGN_CENTER)) {
project_export_swatches();
}
if (ui->is_hovered) {
ui_tooltip(tr("Export swatches"));
}
if (ui_icon_button(tr("Clear"), ICON_ERASE, UI_ALIGN_CENTER)) {
context_set_swatch(project_make_swatch(0xffffffff));
g_project->swatches = any_array_create_from_raw(
(void *[]){
g_context->swatch,
},
1);
}
if (ui_icon_button(tr("Restore"), ICON_REPLAY, UI_ALIGN_CENTER)) {
project_set_default_swatches();
context_set_swatch(g_project->swatches->buffer[0]);
}
if (ui->is_hovered) {
ui_tooltip(tr("Restore default swatches"));
}
ui_end_sticky();
ui_separator(3, false);
i32 slotw = math_floor(26 * UI_SCALE());
i32 num = math_floor(ui->_w / (float)(slotw + 3));
if (num == 0) {
return;
}
bool drag_pos_set = false;
f32 uix = 0.0;
f32 uiy = 0.0;
for (i32 row = 0; row < math_floor(math_ceil(g_project->swatches->length / (float)num)); ++row) {
f32_array_t *ar = f32_array_create_from_raw((f32[]){}, 0);
for (i32 i = 0; i < num; ++i) {
f32_array_push(ar, 1 / (float)num);
}
ui_row(ar);
ui->_x += 2;
if (row > 0) {
ui->_y += 6;
}
for (i32 j = 0; j < num; ++j) {
i32 i = j + row * num;
if (i >= g_project->swatches->length) {
ui_end_element_of_size(slotw);
continue;
}
if (g_context->swatch == g_project->swatches->buffer[i]) {
i32 w = 32;
ui_fill(-2, -2, w, w, ui->ops->theme->HIGHLIGHT_COL);
}
uix = ui->_x;
uiy = ui->_y;
// Draw the drag position indicator
if (base_drag_swatch != NULL && tab_swatches_drag_pos == i) {
ui_fill(-1, -2, 2, 32, ui->ops->theme->HIGHLIGHT_COL);
}
ui_state_t state = ui_image(tab_swatches_empty_get(), g_project->swatches->buffer[i]->base, slotw);
if (state == UI_STATE_STARTED) {
context_set_swatch(g_project->swatches->buffer[i]);
base_drag_off_x = -(mouse_x - uix - ui->_window_x - 2 * slotw);
base_drag_off_y = -(mouse_y - uiy - ui->_window_y + 1);
gc_unroot(base_drag_swatch);
base_drag_swatch = g_context->swatch;
gc_root(base_drag_swatch);
g_context->picked_color = util_clone_swatch_color(g_context->swatch);
ui_header_handle->redraws = 2;
}
else if (state == UI_STATE_HOVERED) {
tab_swatches_drag_pos = (mouse_x > uix + ui->_window_x + slotw / 2.0)
? i + 1
: i; // Switch to the next position if the mouse crosses the swatch rectangle center
drag_pos_set = true;
}
else if (state == UI_STATE_RELEASED) {
if (sys_time() - g_context->select_time < 0.2) {
_tab_swatches_draw_i = i;
ui_menu_draw(&tab_swatches_draw_edit_menu, -1, -1);
}
g_context->select_time = sys_time();
}
if (ui->is_hovered && ui->input_released_r) {
context_set_swatch(g_project->swatches->buffer[i]);
_tab_swatches_draw_i = i;
ui_menu_draw(&tab_swatches_draw_menu, -1, -1);
}
if (ui->is_hovered) {
i32 color = g_project->swatches->buffer[i]->base;
color = color_set_ab(color, g_project->swatches->buffer[i]->opacity * 255);
u32 val = color;
ui_tooltip(string("#%s", i32_to_string_hex(val)));
}
}
}
// Draw the rightmost line next to the last swatch
if (base_drag_swatch != NULL && tab_swatches_drag_pos == g_project->swatches->length) {
ui->_x = uix; // Reset the position because otherwise it would start in the row below
ui->_y = uiy;
ui_fill(28, -2, 2, 32, ui->ops->theme->HIGHLIGHT_COL);
}
// Currently there is no valid drag_position so reset it
if (!drag_pos_set) {
tab_swatches_drag_pos = -1;
}
bool in_focus = ui->input_x > ui->_window_x && ui->input_x < ui->_window_x + ui->_window_w && ui->input_y > ui->_window_y &&
ui->input_y < ui->_window_y + ui->_window_h;
if (in_focus && ui->is_delete_down && g_project->swatches->length > 1) {
ui->is_delete_down = false;
tab_swatches_delete_swatch(g_context->swatch);
}
if (in_focus) {
i32 i = array_index_of(g_project->swatches, g_context->swatch);
if (ui->is_key_pressed && ui->key_code == KEY_CODE_UP) {
if (i > 0) {
context_set_swatch(g_project->swatches->buffer[i - 1]);
}
}
if (ui->is_key_pressed && ui->key_code == KEY_CODE_DOWN) {
if (i < g_project->swatches->length - 1) {
context_set_swatch(g_project->swatches->buffer[i + 1]);
}
}
}
}
}
void tab_swatches_accept_swatch_drop(swatch_color_t *swatch) {
// No valid position available
if (tab_swatches_drag_pos == -1) {
return;
}
i32 swatch_pos = array_index_of(g_project->swatches, swatch);
// A new swatch from color picker
if (swatch_pos == -1) {
array_insert(g_project->swatches, tab_swatches_drag_pos, swatch);
}
else if (math_abs(swatch_pos - tab_swatches_drag_pos) > 0) { // Existing swatch is reordered
array_remove(g_project->swatches, swatch);
// If the new position is after the old one, decrease by one because the swatch has been deleted
i32 new_pos = tab_swatches_drag_pos - swatch_pos > 0 ? tab_swatches_drag_pos - 1 : tab_swatches_drag_pos;
array_insert(g_project->swatches, new_pos, swatch);
}
}
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