| /* |
| * Copyright (C) 2013 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.terminal; |
| |
| import static com.android.terminal.Terminal.TAG; |
| |
| import android.content.Context; |
| import android.graphics.Canvas; |
| import android.graphics.Color; |
| import android.util.Log; |
| import android.view.View; |
| |
| import com.android.terminal.TerminalView.TerminalMetrics; |
| |
| /** |
| * Rendered contents of a single line of a {@link Terminal} session. |
| */ |
| public class TerminalLineView extends View { |
| public int pos; |
| public int row; |
| public int cols; |
| |
| private final Terminal mTerm; |
| private final TerminalMetrics mMetrics; |
| |
| public TerminalLineView(Context context, Terminal term, TerminalMetrics metrics) { |
| super(context); |
| mTerm = term; |
| mMetrics = metrics; |
| } |
| |
| @Override |
| protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { |
| setMeasuredDimension(getDefaultSize(0, widthMeasureSpec), |
| getDefaultSize(mMetrics.charHeight, heightMeasureSpec)); |
| } |
| |
| @Override |
| protected void onDraw(Canvas canvas) { |
| super.onDraw(canvas); |
| |
| if (mTerm == null) { |
| Log.w(TAG, "onDraw() without a terminal"); |
| canvas.drawColor(Color.MAGENTA); |
| return; |
| } |
| |
| final TerminalMetrics m = mMetrics; |
| |
| for (int col = 0; col < cols;) { |
| mTerm.getCellRun(row, col, m.run); |
| |
| m.bgPaint.setColor(m.run.bg); |
| m.textPaint.setColor(m.run.fg); |
| |
| final int x = col * m.charWidth; |
| final int xEnd = x + (m.run.colSize * m.charWidth); |
| |
| canvas.save(); |
| canvas.translate(x, 0); |
| canvas.clipRect(0, 0, m.run.colSize * m.charWidth, m.charHeight); |
| |
| canvas.drawPaint(m.bgPaint); |
| canvas.drawPosText(m.run.data, 0, m.run.dataSize, m.pos, m.textPaint); |
| |
| canvas.restore(); |
| |
| col += m.run.colSize; |
| } |
| } |
| } |