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godot/editor/editor_zoom_widget.cpp

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Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
2021-05-07 13:41:39 +00:00
/*************************************************************************/
/* editor_zoom_widget.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "editor_zoom_widget.h"
#include "core/os/keyboard.h"
#include "editor/editor_scale.h"
#include "editor/editor_settings.h"
void EditorZoomWidget::_update_zoom_label() {
String zoom_text;
// The zoom level displayed is relative to the editor scale
// (like in most image editors). Its lower bound is clamped to 1 as some people
// lower the editor scale to increase the available real estate,
// even if their display doesn't have a particularly low DPI.
if (zoom >= 10) {
// Don't show a decimal when the zoom level is higher than 1000 %.
zoom_text = TS->format_number(rtos(Math::round((zoom / MAX(1, EDSCALE)) * 100))) + " " + TS->percent_sign();
} else {
zoom_text = TS->format_number(rtos(Math::snapped((zoom / MAX(1, EDSCALE)) * 100, 0.1))) + " " + TS->percent_sign();
}
zoom_reset->set_text(zoom_text);
}
void EditorZoomWidget::_button_zoom_minus() {
Use "enum class" for input enums
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set_zoom_by_increments(-6, Input::get_singleton()->is_key_pressed(Key::ALT));
Optimize StringName usage * Added a new macro SNAME() that constructs and caches a local stringname. * Subsequent usages use the cached version. * Since these use a global static variable, a second refcounter of static usages need to be kept for cleanup time. * Replaced all theme usages by this new macro. * Replace all signal emission usages by this new macro. * Replace all call_deferred usages by this new macro. This is part of ongoing work to optimize GUI and the editor.
2021-07-17 21:22:52 +00:00
emit_signal(SNAME("zoom_changed"), zoom);
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
2021-05-07 13:41:39 +00:00
}
void EditorZoomWidget::_button_zoom_reset() {
Improve 2D editor zoom logic - Add 1-5 shortcuts to zoom between 100% and 1600% quickly (similar to GIMP). - When holding down Alt, go through integer zoom values if above 100% or fractional zoom values with integer denominators if below 100% (50%, ~33.3%, 25%, …).
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set_zoom(1.0 * MAX(1, EDSCALE));
Optimize StringName usage * Added a new macro SNAME() that constructs and caches a local stringname. * Subsequent usages use the cached version. * Since these use a global static variable, a second refcounter of static usages need to be kept for cleanup time. * Replaced all theme usages by this new macro. * Replace all signal emission usages by this new macro. * Replace all call_deferred usages by this new macro. This is part of ongoing work to optimize GUI and the editor.
2021-07-17 21:22:52 +00:00
emit_signal(SNAME("zoom_changed"), zoom);
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
2021-05-07 13:41:39 +00:00
}
void EditorZoomWidget::_button_zoom_plus() {
Use "enum class" for input enums
2021-08-13 21:31:57 +00:00
set_zoom_by_increments(6, Input::get_singleton()->is_key_pressed(Key::ALT));
Optimize StringName usage * Added a new macro SNAME() that constructs and caches a local stringname. * Subsequent usages use the cached version. * Since these use a global static variable, a second refcounter of static usages need to be kept for cleanup time. * Replaced all theme usages by this new macro. * Replace all signal emission usages by this new macro. * Replace all call_deferred usages by this new macro. This is part of ongoing work to optimize GUI and the editor.
2021-07-17 21:22:52 +00:00
emit_signal(SNAME("zoom_changed"), zoom);
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
2021-05-07 13:41:39 +00:00
}
float EditorZoomWidget::get_zoom() {
return zoom;
}
void EditorZoomWidget::set_zoom(float p_zoom) {
if (p_zoom > 0 && p_zoom != zoom) {
zoom = p_zoom;
_update_zoom_label();
}
}
Improve 2D editor zoom logic - Add 1-5 shortcuts to zoom between 100% and 1600% quickly (similar to GIMP). - When holding down Alt, go through integer zoom values if above 100% or fractional zoom values with integer denominators if below 100% (50%, ~33.3%, 25%, …).
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void EditorZoomWidget::set_zoom_by_increments(int p_increment_count, bool p_integer_only) {
// Remove editor scale from the index computation.
const float zoom_noscale = zoom / MAX(1, EDSCALE);
if (p_integer_only) {
// Only visit integer scaling factors above 100%, and fractions with an integer denominator below 100%
// (1/2 = 50%, 1/3 = 33.33%, 1/4 = 25%, …).
// This is useful when working on pixel art projects to avoid distortion.
// This algorithm is designed to handle fractional start zoom values correctly
// (e.g. 190% will zoom up to 200% and down to 100%).
if (zoom_noscale + p_increment_count * 0.001 >= 1.0 - CMP_EPSILON) {
// New zoom is certain to be above 100%.
if (p_increment_count >= 1) {
// Zooming.
set_zoom(Math::floor(zoom_noscale + p_increment_count) * MAX(1, EDSCALE));
} else {
// Dezooming.
set_zoom(Math::ceil(zoom_noscale + p_increment_count) * MAX(1, EDSCALE));
}
} else {
if (p_increment_count >= 1) {
// Zooming. Convert the current zoom into a denominator.
float new_zoom = 1.0 / Math::ceil(1.0 / zoom_noscale - p_increment_count);
if (Math::is_equal_approx(zoom_noscale, new_zoom)) {
// New zoom is identical to the old zoom, so try again.
// This can happen due to floating-point precision issues.
new_zoom = 1.0 / Math::ceil(1.0 / zoom_noscale - p_increment_count - 1);
}
set_zoom(new_zoom * MAX(1, EDSCALE));
} else {
// Dezooming. Convert the current zoom into a denominator.
float new_zoom = 1.0 / Math::floor(1.0 / zoom_noscale - p_increment_count);
if (Math::is_equal_approx(zoom_noscale, new_zoom)) {
// New zoom is identical to the old zoom, so try again.
// This can happen due to floating-point precision issues.
new_zoom = 1.0 / Math::floor(1.0 / zoom_noscale - p_increment_count + 1);
}
set_zoom(new_zoom * MAX(1, EDSCALE));
}
}
} else {
// Base increment factor defined as the twelveth root of two.
// This allow a smooth geometric evolution of the zoom, with the advantage of
// visiting all integer power of two scale factors.
// note: this is analogous to the 'semitones' interval in the music world
// In order to avoid numerical imprecisions, we compute and edit a zoom index
// with the following relation: zoom = 2 ^ (index / 12)
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
2021-05-07 13:41:39 +00:00
Improve 2D editor zoom logic - Add 1-5 shortcuts to zoom between 100% and 1600% quickly (similar to GIMP). - When holding down Alt, go through integer zoom values if above 100% or fractional zoom values with integer denominators if below 100% (50%, ~33.3%, 25%, …).
2021-04-27 22:54:59 +00:00
if (zoom < CMP_EPSILON || p_increment_count == 0) {
return;
}
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
2021-05-07 13:41:39 +00:00
Improve 2D editor zoom logic - Add 1-5 shortcuts to zoom between 100% and 1600% quickly (similar to GIMP). - When holding down Alt, go through integer zoom values if above 100% or fractional zoom values with integer denominators if below 100% (50%, ~33.3%, 25%, …).
2021-04-27 22:54:59 +00:00
// zoom = 2**(index/12) => log2(zoom) = index/12
float closest_zoom_index = Math::round(Math::log(zoom_noscale) * 12.f / Math::log(2.f));
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
2021-05-07 13:41:39 +00:00
Improve 2D editor zoom logic - Add 1-5 shortcuts to zoom between 100% and 1600% quickly (similar to GIMP). - When holding down Alt, go through integer zoom values if above 100% or fractional zoom values with integer denominators if below 100% (50%, ~33.3%, 25%, …).
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float new_zoom_index = closest_zoom_index + p_increment_count;
float new_zoom = Math::pow(2.f, new_zoom_index / 12.f);
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
2021-05-07 13:41:39 +00:00
Improve 2D editor zoom logic - Add 1-5 shortcuts to zoom between 100% and 1600% quickly (similar to GIMP). - When holding down Alt, go through integer zoom values if above 100% or fractional zoom values with integer denominators if below 100% (50%, ~33.3%, 25%, …).
2021-04-27 22:54:59 +00:00
// Restore Editor scale transformation
new_zoom *= MAX(1, EDSCALE);
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
2021-05-07 13:41:39 +00:00
Improve 2D editor zoom logic - Add 1-5 shortcuts to zoom between 100% and 1600% quickly (similar to GIMP). - When holding down Alt, go through integer zoom values if above 100% or fractional zoom values with integer denominators if below 100% (50%, ~33.3%, 25%, …).
2021-04-27 22:54:59 +00:00
set_zoom(new_zoom);
}
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
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}
void EditorZoomWidget::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE:
case NOTIFICATION_THEME_CHANGED:
Optimize StringName usage * Added a new macro SNAME() that constructs and caches a local stringname. * Subsequent usages use the cached version. * Since these use a global static variable, a second refcounter of static usages need to be kept for cleanup time. * Replaced all theme usages by this new macro. * Replace all signal emission usages by this new macro. * Replace all call_deferred usages by this new macro. This is part of ongoing work to optimize GUI and the editor.
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zoom_minus->set_icon(get_theme_icon(SNAME("ZoomLess"), SNAME("EditorIcons")));
zoom_plus->set_icon(get_theme_icon(SNAME("ZoomMore"), SNAME("EditorIcons")));
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
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break;
default:
break;
}
}
void EditorZoomWidget::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_zoom", "zoom"), &EditorZoomWidget::set_zoom);
ClassDB::bind_method(D_METHOD("get_zoom"), &EditorZoomWidget::get_zoom);
Improve 2D editor zoom logic - Add 1-5 shortcuts to zoom between 100% and 1600% quickly (similar to GIMP). - When holding down Alt, go through integer zoom values if above 100% or fractional zoom values with integer denominators if below 100% (50%, ~33.3%, 25%, …).
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ClassDB::bind_method(D_METHOD("set_zoom_by_increments", "increment", "integer_only"), &EditorZoomWidget::set_zoom_by_increments);
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
2021-05-07 13:41:39 +00:00
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "zoom"), "set_zoom", "get_zoom");
ADD_SIGNAL(MethodInfo("zoom_changed", PropertyInfo(Variant::FLOAT, "zoom")));
}
EditorZoomWidget::EditorZoomWidget() {
// Zoom buttons
zoom_minus = memnew(Button);
zoom_minus->set_flat(true);
add_child(zoom_minus);
zoom_minus->connect("pressed", callable_mp(this, &EditorZoomWidget::_button_zoom_minus));
Use "enum class" for input enums
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zoom_minus->set_shortcut(ED_SHORTCUT("canvas_item_editor/zoom_minus", TTR("Zoom Out"), KeyModifierMask::CMD | Key::MINUS));
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
2021-05-07 13:41:39 +00:00
zoom_minus->set_shortcut_context(this);
zoom_minus->set_focus_mode(FOCUS_NONE);
zoom_reset = memnew(Button);
zoom_reset->set_flat(true);
add_child(zoom_reset);
zoom_reset->add_theme_constant_override("outline_size", 1);
zoom_reset->add_theme_color_override("font_outline_color", Color(0, 0, 0));
zoom_reset->add_theme_color_override("font_color", Color(1, 1, 1));
zoom_reset->connect("pressed", callable_mp(this, &EditorZoomWidget::_button_zoom_reset));
Use "enum class" for input enums
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zoom_reset->set_shortcut(ED_SHORTCUT("canvas_item_editor/zoom_reset", TTR("Zoom Reset"), KeyModifierMask::CMD | Key::KEY_0));
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
2021-05-07 13:41:39 +00:00
zoom_reset->set_shortcut_context(this);
zoom_reset->set_focus_mode(FOCUS_NONE);
align to horizontal_alignment, valign to vertical_alignment, related
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zoom_reset->set_text_alignment(HORIZONTAL_ALIGNMENT_CENTER);
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
2021-05-07 13:41:39 +00:00
// Prevent the button's size from changing when the text size changes
zoom_reset->set_custom_minimum_size(Size2(75 * EDSCALE, 0));
zoom_plus = memnew(Button);
zoom_plus->set_flat(true);
add_child(zoom_plus);
zoom_plus->connect("pressed", callable_mp(this, &EditorZoomWidget::_button_zoom_plus));
Use "enum class" for input enums
2021-08-13 21:31:57 +00:00
zoom_plus->set_shortcut(ED_SHORTCUT("canvas_item_editor/zoom_plus", TTR("Zoom In"), KeyModifierMask::CMD | Key::EQUAL)); // Usually direct access key for PLUS
Rework the TileSet resource and TileMap nodes: - Move most properties from TileMap to TileSet, - Make TileSet more flexible, supporting more feature (several collision layers, etc...), - Fusion both the TileMap and TileSet editor, - Implement TileSetSources, and thus a new way to index tiles in the TileSet, - Rework the TileSet and TileMap editors completely, - Implement an editor zoom widget (and use it in several places)
2021-05-07 13:41:39 +00:00
zoom_plus->set_shortcut_context(this);
zoom_plus->set_focus_mode(FOCUS_NONE);
_update_zoom_label();
add_theme_constant_override("separation", Math::round(-8 * EDSCALE));
}
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