| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.calendar; |
| |
| import android.content.Context; |
| import android.graphics.Canvas; |
| import android.graphics.Paint; |
| import android.graphics.Paint.Style; |
| import android.util.AttributeSet; |
| import android.view.View; |
| |
| |
| |
| |
| /** |
| * A custom view for a color chip for an event that can be drawn differently |
| * accroding to the event's status. |
| * |
| */ |
| public class ColorChipView extends View { |
| |
| private static final String TAG = "ColorChipView"; |
| // Style of drawing |
| // Full rectangle for accepted events |
| // Border for tentative events |
| // Cross-hatched with 50% transparency for declined events |
| |
| public static final int DRAW_FULL = 0; |
| public static final int DRAW_BORDER = 1; |
| public static final int DRAW_FADED = 2; |
| |
| private int mDrawStyle = DRAW_FULL; |
| private float mDefStrokeWidth; |
| private Paint mPaint; |
| |
| private static final int DEF_BORDER_WIDTH = 4; |
| |
| int mBorderWidth = DEF_BORDER_WIDTH; |
| |
| int mColor; |
| |
| public ColorChipView(Context context) { |
| super(context); |
| init(); |
| } |
| |
| public ColorChipView(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| init(); |
| } |
| |
| private void init() { |
| mPaint = new Paint(); |
| mDefStrokeWidth = mPaint.getStrokeWidth(); |
| mPaint.setStyle(Style.FILL_AND_STROKE); |
| } |
| |
| |
| public void setDrawStyle(int style) { |
| if (style != DRAW_FULL && style != DRAW_BORDER && style != DRAW_FADED) { |
| return; |
| } |
| mDrawStyle = style; |
| invalidate(); |
| } |
| |
| public void setBorderWidth(int width) { |
| if (width >= 0) { |
| mBorderWidth = width; |
| invalidate(); |
| } |
| } |
| |
| public void setColor(int color) { |
| mColor = color; |
| invalidate(); |
| } |
| |
| @Override |
| public void onDraw(Canvas c) { |
| |
| int right = getWidth() - 1; |
| int bottom = getHeight() - 1; |
| mPaint.setColor(mDrawStyle == DRAW_FADED ? |
| Utils.getDeclinedColorFromColor(mColor) : mColor); |
| |
| switch (mDrawStyle) { |
| case DRAW_FADED: |
| case DRAW_FULL: |
| mPaint.setStrokeWidth(mDefStrokeWidth); |
| c.drawRect(0, 0, right, bottom, mPaint); |
| break; |
| case DRAW_BORDER: |
| if (mBorderWidth <= 0) { |
| return; |
| } |
| int halfBorderWidth = mBorderWidth / 2; |
| int top = halfBorderWidth; |
| int left = halfBorderWidth; |
| mPaint.setStrokeWidth(mBorderWidth); |
| |
| float[] lines = new float[16]; |
| int ptr = 0; |
| lines [ptr++] = 0; |
| lines [ptr++] = top; |
| lines [ptr++] = right; |
| lines [ptr++] = top; |
| lines [ptr++] = 0; |
| lines [ptr++] = bottom - halfBorderWidth; |
| lines [ptr++] = right; |
| lines [ptr++] = bottom - halfBorderWidth; |
| lines [ptr++] = left; |
| lines [ptr++] = 0; |
| lines [ptr++] = left; |
| lines [ptr++] = bottom; |
| lines [ptr++] = right - halfBorderWidth; |
| lines [ptr++] = 0; |
| lines [ptr++] = right - halfBorderWidth; |
| lines [ptr++] = bottom; |
| c.drawLines(lines, mPaint); |
| break; |
| } |
| } |
| } |