Rev 106 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 104 | chris | 1 | package com.gebauz.pingK.game; |
| 2 | |||
| 107 | chris | 3 | import com.gebauz.pingK.MultitouchInput; |
| 4 | import com.gebauz.pingK.MultitouchInput.Finger; |
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| 5 | |||
| 104 | chris | 6 | public class TextButton |
| 7 | { |
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| 107 | chris | 8 | public static class TouchListener |
| 9 | { |
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| 10 | public void onTouched() |
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| 11 | { |
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| 12 | } |
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| 13 | } |
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| 14 | |||
| 15 | public enum HorizontalAlignment |
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| 16 | { |
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| 17 | LEFT, |
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| 18 | CENTER, |
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| 19 | RIGHT |
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| 20 | }; |
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| 21 | |||
| 22 | public enum VerticalAlignment |
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| 23 | { |
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| 24 | TOP, |
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| 25 | MIDDLE, |
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| 26 | BOTTOM |
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| 27 | }; |
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| 28 | |||
| 29 | public enum Style |
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| 30 | { |
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| 31 | PUSHBUTTON, |
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| 32 | TOGGLEBUTTON |
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| 33 | }; |
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| 34 | |||
| 104 | chris | 35 | private Font mFont = null; |
| 36 | private String mText; |
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| 37 | |||
| 107 | chris | 38 | public float x = 0.0f; |
| 39 | public float y = 0.0f; |
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| 40 | public float scale = 1.0f; |
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| 104 | chris | 41 | |
| 107 | chris | 42 | private HorizontalAlignment mHorizontalAlignment = HorizontalAlignment.LEFT; |
| 43 | private VerticalAlignment mVerticalAlignment = VerticalAlignment.TOP; |
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| 44 | private Style mStyle = Style.PUSHBUTTON; |
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| 45 | |||
| 46 | private boolean mWasTouched = false; |
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| 47 | private boolean mActivated = false; |
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| 48 | |||
| 49 | private TouchListener mTouchListener = null; |
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| 50 | |||
| 104 | chris | 51 | public TextButton(Font font, String text) |
| 52 | { |
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| 53 | mFont = font; |
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| 54 | mText = text; |
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| 55 | } |
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| 56 | |||
| 57 | public void update(float deltaTime) |
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| 58 | { |
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| 107 | chris | 59 | float topLeftX = getTopLeftX(); |
| 60 | float topLeftY = getTopLeftY(); |
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| 61 | float bottomRightX = topLeftX + getWidth(); |
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| 62 | float bottomRightY = topLeftY + getHeight(); |
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| 104 | chris | 63 | |
| 107 | chris | 64 | Finger finger = MultitouchInput.getInstance().getTouchPointInside(topLeftX, topLeftY, bottomRightX, bottomRightY); |
| 65 | if ((finger != null) && (!mWasTouched)) |
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| 66 | { |
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| 67 | // activate |
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| 68 | if (mTouchListener != null) |
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| 69 | { |
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| 70 | mTouchListener.onTouched(); |
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| 71 | |||
| 72 | if (mStyle == Style.PUSHBUTTON) |
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| 73 | mActivated = true; |
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| 74 | } |
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| 75 | } |
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| 76 | |||
| 77 | mWasTouched = (finger != null); |
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| 104 | chris | 78 | } |
| 79 | |||
| 80 | public void render() |
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| 81 | { |
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| 107 | chris | 82 | if (mText.length() > 0) |
| 83 | { |
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| 84 | if (mActivated) |
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| 85 | { |
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| 86 | float offsetX = Font.CHARACTER_SIZE * scale; |
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| 87 | mFont.drawText("=" + mText + "=", getTopLeftX() - offsetX, getTopLeftY(), scale); |
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| 88 | } |
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| 89 | else |
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| 90 | { |
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| 91 | mFont.drawText(mText, getTopLeftX(), getTopLeftY(), scale); |
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| 92 | } |
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| 93 | } |
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| 104 | chris | 94 | } |
| 95 | |||
| 96 | public void setText(String text) |
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| 97 | { |
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| 98 | mText = text; |
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| 99 | } |
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| 100 | |||
| 101 | public String getText() |
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| 102 | { |
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| 103 | return mText; |
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| 104 | } |
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| 107 | chris | 105 | |
| 106 | public float getTopLeftX() |
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| 107 | { |
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| 108 | switch (mHorizontalAlignment) |
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| 109 | { |
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| 110 | case LEFT: |
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| 111 | return x; |
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| 112 | case CENTER: |
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| 113 | return (x - (getWidth() / 2.0f)); |
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| 114 | case RIGHT: |
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| 115 | return (x - getWidth()); |
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| 116 | } |
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| 117 | |||
| 118 | return x; |
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| 119 | } |
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| 120 | |||
| 121 | public float getTopLeftY() |
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| 122 | { |
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| 123 | switch (mVerticalAlignment) |
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| 124 | { |
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| 125 | case TOP: |
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| 126 | return y; |
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| 127 | case MIDDLE: |
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| 128 | return (y - (getHeight() / 2.0f)); |
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| 129 | case BOTTOM: |
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| 130 | return (y - getHeight()); |
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| 131 | } |
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| 132 | |||
| 133 | return y; |
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| 134 | } |
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| 104 | chris | 135 | |
| 136 | public float getWidth() |
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| 137 | { |
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| 138 | return ((float)mText.length() * (float)Font.CHARACTER_SIZE * scale); |
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| 139 | } |
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| 140 | |||
| 141 | public float getHeight() |
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| 142 | { |
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| 143 | return ((float)Font.CHARACTER_SIZE * scale); |
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| 144 | } |
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| 107 | chris | 145 | |
| 146 | public void setAlignment(HorizontalAlignment horizontal, VerticalAlignment vertical) |
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| 147 | { |
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| 148 | mHorizontalAlignment = horizontal; |
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| 149 | mVerticalAlignment = vertical; |
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| 150 | } |
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| 151 | |||
| 152 | public void setTouchListener(TouchListener listener) |
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| 153 | { |
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| 154 | mTouchListener = listener; |
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| 155 | } |
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| 156 | |||
| 157 | public void setStyle(Style style) |
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| 158 | { |
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| 159 | mStyle = style; |
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| 160 | } |
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| 104 | chris | 161 | } |
| 106 | chris | 162 |