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copy draw method from ags

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Aylur
2024-09-02 12:47:19 +00:00
parent d248645888
commit 4891da8cc4
1 changed files with 49 additions and 39 deletions
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core/src/widget/circularprogress.vala
+49 -39
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@@ -41,12 +41,12 @@ public class CircularProgress : Gtk.Bin {
natw = val.get_int();
}
private double _to_radian(double percentage) {
private double to_radian(double percentage) {
percentage = Math.floor(percentage * 100);
return (percentage / 100) * (2 * Math.PI);
}
private bool _is_full_circle(double start, double end, double epsilon = 1e-10) {
private bool is_full_circle(double start, double end, double epsilon = 1e-10) {
// Ensure that start and end are between 0 and 1
start = (start % 1 + 1) % 1;
end = (end % 1 + 1) % 1;
@@ -55,33 +55,31 @@ public class CircularProgress : Gtk.Bin {
return Math.fabs(start - end) <= epsilon;
}
private double _map_arc_value_to_range(double start, double end, double value) {
private double scale_arc_value(double start, double end, double value) {
// Ensure that start and end are between 0 and 1
start = (start % 1 + 1) % 1;
end = (end % 1 + 1) % 1;
// Calculate the length of the arc
var arcLength = end - start;
if (arcLength < 0)
arcLength += 1; // Adjust for circular representation
var arc_length = end - start;
if (arc_length < 0)
arc_length += 1; // Adjust for circular representation
// Calculate the position on the arc based on the percentage value
var position = start + (arcLength * value);
var scaled = arc_length + value;
// Ensure the position is between 0 and 1
position = (position % 1 + 1) % 1;
return position;
return (scaled % 1 + 1) % 1;
}
private double _min(double[] arr) {
private double min(double[] arr) {
double min = arr[0];
foreach(var i in arr)
if (min > i) min = i;
return min;
}
private double _max(double[] arr) {
private double max(double[] arr) {
double max = arr[0];
foreach(var i in arr)
if (max < i) max = i;
@@ -100,60 +98,72 @@ public class CircularProgress : Gtk.Bin {
var fg = styles.get_color(Gtk.StateFlags.NORMAL);
var bg = styles.get_background_color(Gtk.StateFlags.NORMAL);
var bg_stroke = thickness + _min({margin.bottom, margin.top, margin.left, margin.right});
var bg_stroke = thickness + min({margin.bottom, margin.top, margin.left, margin.right});
var fg_stroke = thickness;
var radius = _min({width, height}) / 2.0 - _max({bg_stroke, fg_stroke}) / 2.0;
var radius = min({width, height}) / 2.0 - max({bg_stroke, fg_stroke}) / 2.0;
var center_x = width / 2;
var center_y = height / 2;
var start_background = _to_radian(this.start_at);
var end_background = _to_radian(this.end_at);
var ranged_value = this.value + this.start_at;
var start_background = to_radian(start_at);
var end_background = to_radian(end_at);
var ranged_value = value + start_at;
var is_circle = _is_full_circle(this.start_at, this.end_at);
var is_circle = is_full_circle(this.start_at, this.end_at);
if (is_circle) {
// Redefine endDraw in radius to create an accurate full circle
// Redefine end_draw in radius to create an accurate full circle
end_background = start_background + 2 * Math.PI;
ranged_value = to_radian(value);
} else {
// Range the value for the arc shape
ranged_value = _map_arc_value_to_range(
this.start_at,
this.end_at,
this.value
);
ranged_value = to_radian(scale_arc_value(
start_at,
end_at,
value
));
}
var to = _to_radian(ranged_value);
double start_progress, end_progress;
if (this.inverted) {
start_progress = (2 * Math.PI - to) - start_background;
end_progress = (2 * Math.PI - start_background) - start_background;
if (inverted) {
start_progress = end_background - ranged_value;
end_progress = end_background;
} else {
start_progress = start_background;
end_progress = to;
end_progress = start_background + ranged_value;
}
// Draw background
cr.set_source_rgba(bg.red, bg.green, bg.blue, bg.alpha);
cr.arc(center_x, center_y, radius, start_background, end_background);
cr.set_line_width(bg_stroke);
cr.stroke();
// Draw rounded background ends
if (rounded) {
var start_x = center_x + Math.cos(start_background) * radius;
var start_y = center_y + Math.sin(start_background) * radius;
var end_x = center_x + Math.cos(end_background) * radius;
var end_y = center_y + Math.sin(end_background) * radius;
cr.set_line_width(0);
cr.arc(start_x, start_y, bg_stroke / 2, 0, 0 - 0.01);
cr.fill();
cr.arc(end_x, end_y, bg_stroke / 2, 0, 0 - 0.01);
cr.fill();
}
// Draw progress
cr.set_source_rgba(fg.red, fg.green, fg.blue, fg.alpha);
cr.arc(center_x, center_y, radius, start_progress, end_progress);
cr.set_line_width(fg_stroke);
cr.stroke();
// Draw rounded ends
if (this.rounded) {
var start_x = center_x + Math.cos(start_background);
var start_y = center_y + Math.cos(start_background);
var end_x = center_x + Math.cos(to) * radius;
var end_y = center_y + Math.cos(to) * radius;
// Draw rounded progress ends
if (rounded) {
var start_x = center_x + Math.cos(start_progress) * radius;
var start_y = center_y + Math.sin(start_progress) * radius;
var end_x = center_x + Math.cos(end_progress) * radius;
var end_y = center_y + Math.sin(end_progress) * radius;
cr.set_line_width(0);
cr.arc(start_x, start_y, fg_stroke / 2, 0, 0 - 0.01);
cr.fill();
@@ -161,9 +171,9 @@ public class CircularProgress : Gtk.Bin {
cr.fill();
}
if (this.get_child() != null) {
this.get_child().size_allocate(allocation);
this.propagate_draw(this.get_child(), cr);
if (get_child() != null) {
get_child().size_allocate(allocation);
propagate_draw(get_child(), cr);
}
return true;