aboutsummaryrefslogtreecommitdiffstats
path: root/src/graphui/classes/com/jogamp/graph/ui/TooltipShape.java
blob: e627d671f68901ff93888926217a6b02b74e2ca9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
/**
 * Copyright 2023-2024 JogAmp Community. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are
 * permitted provided that the following conditions are met:
 *
 *    1. Redistributions of source code must retain the above copyright notice, this list of
 *       conditions and the following disclaimer.
 *
 *    2. Redistributions in binary form must reproduce the above copyright notice, this list
 *       of conditions and the following disclaimer in the documentation and/or other materials
 *       provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * The views and conclusions contained in the software and documentation are those of the
 * authors and should not be interpreted as representing official policies, either expressed
 * or implied, of JogAmp Community.
 */
package com.jogamp.graph.ui;

import com.jogamp.graph.curve.Region;
import com.jogamp.graph.curve.opengl.GLRegion;
import com.jogamp.graph.curve.opengl.RegionRenderer;
import com.jogamp.graph.ui.layout.Alignment;
import com.jogamp.graph.ui.layout.BoxLayout;
import com.jogamp.graph.ui.layout.Padding;
import com.jogamp.graph.ui.shapes.Rectangle;
import com.jogamp.math.Vec2f;
import com.jogamp.math.Vec4f;
import com.jogamp.math.geom.AABBox;
import com.jogamp.math.util.PMVMatrix4f;
import com.jogamp.opengl.GL2ES2;
import com.jogamp.opengl.GLAutoDrawable;
import com.jogamp.opengl.GLProfile;
import com.jogamp.opengl.util.texture.TextureSequence;

/** A HUD {@link Shape} {@link Tooltip} for {@link Shape}, see {@link Shape#setToolTip(Tooltip)}. */
public class TooltipShape extends Tooltip {
    /**
     * Optional HUD tip {@link #destroy(TooltipShape, GL2ES2, RegionRenderer, Shape) destroy callback}
     * for the user provided {@link Shape}, see {@link Tooltip#destroyTip(GL2ES2, RegionRenderer, Shape)}.
     * <p>
     * In case no callback is being set via {@link TooltipShape#TooltipShape(Vec2f, long, Shape, DestroyCallback)}
     * {@link Tooltip#destroyTip(GL2ES2, RegionRenderer, Shape)} destroys the shape.
     * Otherwise this callback gets invoked.
     * </p>
     * <p>
     * In case user provided {@code tip} is reused within a DAG,
     * the provided implementation shall do nothing, i.e. use {@link TooltipShape#NoOpDtor}.
     * </p>
     * @see TooltipShape#TooltipShape(Vec2f, long, Shape, DestroyCallback)
     * @see TooltipShape#createTip(GLAutoDrawable, Scene, PMVMatrix4f, AABBox)
     */
    public static interface DestroyCallback {
        /**
         * The custom destroy method of {@link DestroyCallback}
         * @param tts the {#link TooltipShape} instance
         * @param gl current {@link GL2ES2}
         * @param renderer used {@link RegionRenderer}
         * @param tip the user provided {@link Shape} as passed via {@link TooltipShape#TooltipShape(Vec4f, Vec4f, float, Vec2f, long, int, Shape, DestroyCallback)}.
         */
        public void destroy(TooltipShape tts, final GL2ES2 gl, final RegionRenderer renderer, final Shape tip);
    }
    /** No operation {@link DestroyCallback}, e.g. for a user provide {@code tip} {@link Shape}, reused within a DAG. */
    public static DestroyCallback NoOpDtor = new DestroyCallback() {
        @Override
        public void destroy(final TooltipShape tts, final GL2ES2 gl, final RegionRenderer renderer, final Shape tip) { }
    };

    /** Shape of this tooltip */
    private volatile Shape tip;
    private final Vec2f scale;
    private final float borderThickness;
    private final Padding padding;
    private final DestroyCallback dtorCallback;

    /**
     * Ctor of {@link TooltipShape}.
     * <p>
     * The {@link Shape} is destroyed via {@link #destroyTip(GL2ES2, RegionRenderer, Shape)},
     * since no {@link DestroyCallback} is being provided via {@link TooltipShape#TooltipShape(Vec2f, long, Shape, DestroyCallback)}.
     * </p>
     * @param scale HUD tip scale for the tip shape
     * @param delayMS delay until HUD tip is visible after timer start (mouse moved)
     * @param renderModes Graph's {@link Region} render modes, see {@link GLRegion#create(GLProfile, int, TextureSequence) create(..)}.
     * @param tip HUD tip shape
     */
    public TooltipShape(final Vec2f scale, final long delayMS, final int renderModes, final Shape tip) {
        this(null, null, 0, null, scale, delayMS, renderModes, tip, null);
    }

    /**
     * Ctor of {@link TooltipShape}.
     * <p>
     * The {@link Shape} is destroyed via provided {@link DestroyCallback} {@code dtor} if not {@code null},
     * otherwise the default {@link Tooltip#destroyTip(GL2ES2, RegionRenderer, Shape)} gets called.
     * </p>
     * <p>
     * In case {@link DestroyCallback} {@code dtor} is being used, the user {@code tip}
     * is removed from internal layout shapes before they get destroyed and the single {@code tip}
     * gets passed to {@link DestroyCallback#destroy(TooltipShape, GL2ES2, RegionRenderer, Shape)}.
     * </p>
     * <p>
     * In case user provided {@code tip} is reused within a DAG,
     * the provided implementation shall do nothing, i.e. use {@link TooltipShape#NoOpDtor}.
     * </p>
     * @param backColor optional background color
     * @param borderColor optional border color
     * @param borderThickness border thickness
     * @param padding optional padding for the given {@code tip} for the internal wrapper group
     * @param scale HUD tip scale for the tip shape
     * @param delayMS delay until HUD tip is visible after timer start (mouse moved)
     * @param renderModes Graph's {@link Region} render modes, see {@link GLRegion#create(GLProfile, int, TextureSequence) create(..)}.
     * @param tip HUD tip shape
     * @param dtor optional {@link DestroyCallback}
     */
    public TooltipShape(final Vec4f backColor, final Vec4f borderColor, final float borderThickness,
                        final Padding padding, final Vec2f scale,
                        final long delayMS, final int renderModes, final Shape tip, final DestroyCallback dtor) {
        super(backColor, borderColor, delayMS, renderModes);
        this.tip = tip;
        this.scale = scale;
        this.borderThickness = borderThickness;
        this.padding = padding;
        this.dtorCallback = dtor;
    }

    public void setTip(final Shape tip) {
        this.tip = tip;
    }

    @Override
    public Shape createTip(final GLAutoDrawable drawable, final Scene scene, final PMVMatrix4f pmv, final AABBox toolMvBounds) {
        final float zEps = scene.getZEpsilon(16);

        final float w = toolMvBounds.getWidth()*scale.x();
        final float h = toolMvBounds.getHeight()*scale.y();

        // tipWrapper ensures user 'tip' shape won't get mutated (scale, move) for DAG
        final Group tipWrapper = new Group("TTSWrapper", null, null, tip);
        if( null != padding ) {
            tipWrapper.setPaddding(padding);
        }
        final Group tipGroup = new Group(new BoxLayout(w, h, Alignment.FillCenter));
        tipGroup.addShape(new Rectangle(renderModes, 1*w/h, 1, 0).setColor(backColor).setBorder(borderThickness).setBorderColor(frontColor).move(0, 0, -zEps));
        tipGroup.setName("TTSGroup");
        tipGroup.addShape(tipWrapper);
        tipGroup.setInteractive(false);

        final Vec2f pos = getTipMvPosition(scene, toolMvBounds, w, h);
        tipGroup.moveTo(pos.x(), pos.y(), 100*zEps);
        return tipGroup;
    }
    @Override
    public void destroyTip(final GL2ES2 gl, final RegionRenderer renderer, final Shape tipGroup_) {
        if( null != dtorCallback ) {
            // Remove user tip from our layout group first and dtor our group
            // This allows the user to receive its own passed tip
            final Group tipGroup = (Group)tipGroup_;
            final Group tipWrapper = (Group)tipGroup.getShapeByIdx(1);
            if( null == tipWrapper.removeShape(tip) ) {
                System.err.println("TooltipShape.destroyTip: Warning: Tip "+tip.getName()+" not contained in "+tipWrapper.getName()+"; Internal Group: ");
                tipGroup.forAll((final Shape s) -> {
                    System.err.println("- "+s.getName());
                    return false;
                });
            }
            tipGroup.destroy(gl, renderer);
            dtorCallback.destroy(this, gl, renderer, tip);
        } else {
            super.destroyTip(gl, renderer, tipGroup_);
        }
    }
}