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Add indeterminate mode to ProgressBar

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This commit is contained in:
Christian Kaiser 2024-01-17 21:49:57 -03:00
parent 107f2961cc
commit c00bd0008a
3 changed files with 123 additions and 1 deletions
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6
doc/classes/ProgressBar.xml
View file

@ -9,9 +9,15 @@
<tutorials>
</tutorials>
<members>
<member name="editor_preview_indeterminate" type="bool" setter="set_editor_preview_indeterminate" getter="is_editor_preview_indeterminate_enabled">
If [code]false[/code], the [member indeterminate] animation will be paused in the editor.
</member>
<member name="fill_mode" type="int" setter="set_fill_mode" getter="get_fill_mode" default="0">
The fill direction. See [enum FillMode] for possible values.
</member>
<member name="indeterminate" type="bool" setter="set_indeterminate" getter="is_indeterminate" default="false">
When set to [code]true[/code], the progress bar indicates that something is happening with an animation, but does not show the fill percentage or value.
</member>
<member name="show_percentage" type="bool" setter="set_show_percentage" getter="is_percentage_shown" default="true">
If [code]true[/code], the fill percentage is displayed on the bar.
</member>

104
scene/gui/progress_bar.cpp
View file

@ -50,9 +50,58 @@ Size2 ProgressBar::get_minimum_size() const {
void ProgressBar::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_INTERNAL_PROCESS: {
if (is_visible_in_tree()) {
_inderminate_fill_progress += get_process_delta_time() * MAX(indeterminate_min_speed, MAX(get_size().width, get_size().height) / 2);
queue_redraw();
}
} break;
case NOTIFICATION_DRAW: {
draw_style_box(theme_cache.background_style, Rect2(Point2(), get_size()));
if (indeterminate) {
Size2 size = get_size();
real_t fill_size = MIN(size.width, size.height) * 2;
if (Engine::get_singleton()->is_editor_hint() && !editor_preview_indeterminate) {
// Center the filled bar when we're not previewing the animation.
_inderminate_fill_progress = (MAX(size.width, size.height) / 2) + (fill_size / 2);
}
switch (mode) {
case FILL_END_TO_BEGIN:
case FILL_BEGIN_TO_END: {
// Follow the RTL layout with the animation to match how the bar would fill.
bool right_to_left = mode == (is_layout_rtl() ? FILL_BEGIN_TO_END : FILL_END_TO_BEGIN);
if (_inderminate_fill_progress > size.width + fill_size) {
_inderminate_fill_progress = right_to_left ? -fill_size : 0;
}
real_t x = right_to_left ? size.width - _inderminate_fill_progress : _inderminate_fill_progress - fill_size;
draw_style_box(theme_cache.fill_style, Rect2(x, 0, fill_size, size.height).intersection(Rect2(Point2(), size)));
} break;
case FILL_TOP_TO_BOTTOM: {
if (_inderminate_fill_progress > size.height + fill_size) {
_inderminate_fill_progress = 0;
}
draw_style_box(theme_cache.fill_style, Rect2(0, _inderminate_fill_progress - fill_size, size.width, fill_size).intersection(Rect2(Point2(), size)));
} break;
case FILL_BOTTOM_TO_TOP: {
if (_inderminate_fill_progress > size.height + fill_size) {
_inderminate_fill_progress = -fill_size;
}
draw_style_box(theme_cache.fill_style, Rect2(0, size.height - _inderminate_fill_progress, size.width, fill_size).intersection(Rect2(Point2(), size)));
} break;
case FILL_MODE_MAX:
break;
}
return;
}
float r = get_as_ratio();
switch (mode) {
@ -62,7 +111,7 @@ void ProgressBar::_notification(int p_what) {
int p = round(r * (get_size().width - mp));
// We want FILL_BEGIN_TO_END to map to right to left when UI layout is RTL,
// and left to right otherwise. And likewise for FILL_END_TO_BEGIN.
bool right_to_left = is_layout_rtl() ? (mode == FILL_BEGIN_TO_END) : (mode == FILL_END_TO_BEGIN);
bool right_to_left = mode == (is_layout_rtl() ? FILL_BEGIN_TO_END : FILL_END_TO_BEGIN);
if (p > 0) {
if (right_to_left) {
int p_remaining = round((1.0 - r) * (get_size().width - mp));
@ -130,9 +179,19 @@ void ProgressBar::_notification(int p_what) {
}
}
void ProgressBar::_validate_property(PropertyInfo &p_property) const {
if (indeterminate && p_property.name == "show_percentage") {
p_property.usage |= PROPERTY_USAGE_READ_ONLY;
}
if (!indeterminate && p_property.name == "editor_preview_indeterminate") {
p_property.usage = PROPERTY_USAGE_NONE;
}
}
void ProgressBar::set_fill_mode(int p_fill) {
ERR_FAIL_INDEX(p_fill, FILL_MODE_MAX);
mode = (FillMode)p_fill;
_inderminate_fill_progress = 0;
queue_redraw();
}
@ -153,14 +212,57 @@ bool ProgressBar::is_percentage_shown() const {
return show_percentage;
}
void ProgressBar::set_indeterminate(bool p_indeterminate) {
if (indeterminate == p_indeterminate) {
return;
}
indeterminate = p_indeterminate;
_inderminate_fill_progress = 0;
bool should_process = !Engine::get_singleton()->is_editor_hint() || editor_preview_indeterminate;
set_process_internal(indeterminate && should_process);
notify_property_list_changed();
update_minimum_size();
queue_redraw();
}
bool ProgressBar::is_indeterminate() const {
return indeterminate;
}
void ProgressBar::set_editor_preview_indeterminate(bool p_preview_indeterminate) {
if (editor_preview_indeterminate == p_preview_indeterminate) {
return;
}
editor_preview_indeterminate = p_preview_indeterminate;
if (Engine::get_singleton()->is_editor_hint()) {
_inderminate_fill_progress = 0;
set_process_internal(indeterminate && editor_preview_indeterminate);
queue_redraw();
}
}
bool ProgressBar::is_editor_preview_indeterminate_enabled() const {
return editor_preview_indeterminate;
}
void ProgressBar::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_fill_mode", "mode"), &ProgressBar::set_fill_mode);
ClassDB::bind_method(D_METHOD("get_fill_mode"), &ProgressBar::get_fill_mode);
ClassDB::bind_method(D_METHOD("set_show_percentage", "visible"), &ProgressBar::set_show_percentage);
ClassDB::bind_method(D_METHOD("is_percentage_shown"), &ProgressBar::is_percentage_shown);
ClassDB::bind_method(D_METHOD("set_indeterminate", "indeterminate"), &ProgressBar::set_indeterminate);
ClassDB::bind_method(D_METHOD("is_indeterminate"), &ProgressBar::is_indeterminate);
ClassDB::bind_method(D_METHOD("set_editor_preview_indeterminate", "preview_indeterminate"), &ProgressBar::set_editor_preview_indeterminate);
ClassDB::bind_method(D_METHOD("is_editor_preview_indeterminate_enabled"), &ProgressBar::is_editor_preview_indeterminate_enabled);
ADD_PROPERTY(PropertyInfo(Variant::INT, "fill_mode", PROPERTY_HINT_ENUM, "Begin to End,End to Begin,Top to Bottom,Bottom to Top"), "set_fill_mode", "get_fill_mode");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "show_percentage"), "set_show_percentage", "is_percentage_shown");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "indeterminate"), "set_indeterminate", "is_indeterminate");
ADD_GROUP("Editor", "editor_");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "editor_preview_indeterminate"), "set_editor_preview_indeterminate", "is_editor_preview_indeterminate_enabled");
BIND_ENUM_CONSTANT(FILL_BEGIN_TO_END);
BIND_ENUM_CONSTANT(FILL_END_TO_BEGIN);

14
scene/gui/progress_bar.h
View file

@ -37,6 +37,8 @@ class ProgressBar : public Range {
GDCLASS(ProgressBar, Range);
bool show_percentage = true;
bool indeterminate = false;
bool editor_preview_indeterminate = false;
struct ThemeCache {
Ref<StyleBox> background_style;
@ -51,8 +53,12 @@ class ProgressBar : public Range {
protected:
void _notification(int p_what);
void _validate_property(PropertyInfo &p_property) const;
static void _bind_methods();
double indeterminate_min_speed = 200.0;
public:
enum FillMode {
FILL_BEGIN_TO_END,
@ -68,10 +74,18 @@ public:
void set_show_percentage(bool p_visible);
bool is_percentage_shown() const;
void set_indeterminate(bool p_indeterminate);
bool is_indeterminate() const;
void set_editor_preview_indeterminate(bool p_indeterminate_preview);
bool is_editor_preview_indeterminate_enabled() const;
Size2 get_minimum_size() const override;
ProgressBar();
private:
float _inderminate_fill_progress = 0;
FillMode mode = FILL_BEGIN_TO_END;
};