tfl/tc.preset
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reduce redraws when resizing

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TFLCL
2026-06-30 16:47:08 +02:00
parent 6c98714971
commit d71d15c8f4
1 changed files with 20 additions and 8 deletions
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28
javascript/tc.preset.js
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@@ -257,13 +257,16 @@ function psto_auto_link() {
}
}
function calc_rows_columns() {
function calc_rows_columns(src) {
half_margin = margin / 2;
half_spacing = spacing / 2;
half_slot_size = slot_size / 2;
half_slot_size = slot_size / 2;
var previous_rows = rows;
var previous_columns = columns;
slots[0] = new slot(0, 0, 0, 0, "(tmp)", 0, -1, 0, stored_slot_color); // Slot 0 is valid, but not represented in the GUI (and never saved by pattrstorage)
var minus_slots_carry = 0;
if (layout == 0) {
columns = Math.floor((ui_width - margin + spacing) / (slot_size + spacing));
@@ -289,6 +292,10 @@ function calc_rows_columns() {
}
}
}
// Preventing useless redraws when resizing
if (src === "resize" && previous_rows === rows && previous_columns === columns) return false;
true_slots_count_display = columns * rows - minus_slots_carry;
slots_count_display = scrollable && nbslot_edit ? true_slots_count_display - 2 : true_slots_count_display;
@@ -301,8 +308,10 @@ function calc_rows_columns() {
var cur = 1 + i * columns + j;
if (slots[cur]) {
// Filled slot, we only update geometry
slots[cur].set_geom(left, top, right, bottom);
} else {
// Empty slot, possibly not initialized (if above slots_highest)
slots[cur] = new slot(left, top, right, bottom);
}
@@ -314,7 +323,8 @@ function calc_rows_columns() {
slots[i] = new slot();
}
}
paint_base();
paint_base();
return true
}
calc_rows_columns.local = 1;
@@ -436,7 +446,7 @@ function paint_base() {
// Background
bg_width = layout == 0 ? columns * (slot_size + spacing) - spacing + 2 * margin : ui_width;
bg_height = rows * (slot_size + spacing) - spacing + 2 * margin;
mg = new MGraphics(ui_width*2, bg_height*2);
mg = new MGraphics(bg_width*2, bg_height*2);
mg.set_source_rgba(background_color);
mg.rectangle(0, 0, bg_width*2, bg_height*2);
mg.fill();
@@ -1912,9 +1922,11 @@ function onresize(w,h)
{
ui_width = w;
ui_height = h;
calc_rows_columns();
to_pattrstorage("getslotlist");
paint_base();
var changed = calc_rows_columns("resize");
if (changed) {
to_pattrstorage("getslotlist");
paint_base();
}
}
onresize.local = 1;