質問編集履歴
2
コード書き直し
test
CHANGED
File without changes
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test
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@@ -4,35 +4,35 @@
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2月14日追記
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こちらアンサーの追記などを元にコードを編集しなおしましたが、
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こちらアンサーの追記などを元にコードを編集しなおしましたが、bitmap保存には至りませんでした。
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```MainActivity
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import android.app.Activity;
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import android.graphics.Color;
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import android.graphics.drawable.BitmapDrawable;
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import android.os.Bundle;
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import android.os.CpuUsageInfo;
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import android.support.v7.app.AppCompatActivity;
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import android.util.Log;
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import android.view.View;
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import android.view.Window;
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import android.widget.Button;
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import android.widget.CompoundButton;
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import android.widget.Toast;
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import android.widget.ImageButton;
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import android.widget.Toast;
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@@ -48,8 +48,6 @@
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Button hutosa1_button,hutosa2_button,kukei_button;
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Button capture_all;
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//線の色指定
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blue_button= findViewById(R.id.blue_button);
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red_button= findViewById(R.id.red_button);
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yellow_button= findViewById(R.id.yellow_button) ;
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black_button= findViewById(R.id.black_button);
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kesigomu_button= findViewById(R.id.kesigomu_button);
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cyan_button= findViewById(R.id.cyan_button);
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gray_button= findViewById(R.id.gray_button);
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green_button= findViewById(R.id.green_button);
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orange_button= findViewById(R.id.orange_button);
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pink_button= findViewById(R.id.pink_button);
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purple_button= findViewById(R.id.purple_button);
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kimidori_button= findViewById(R.id.kimidori_button);
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mizuiro_button= findViewById(R.id.mizuiro_button);
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hadairo_button= findViewById(R.id.hadairo_button);
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//線の太さ指定
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hutosa1_button= findViewById(R.id.hutosa1_button);
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hutosa2_button= findViewById(R.id.hutosa2_button);
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//矩形処理
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kukei_button= findViewById(R.id.kukei_button);
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blue_button.setOnClickListener(this);
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red_button.setOnClickListener(this);
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yellow_button.setOnClickListener(this);
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black_button.setOnClickListener(this);
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kesigomu_button.setOnClickListener(this);
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cyan_button.setOnClickListener(this);
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gray_button.setOnClickListener(this);
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green_button.setOnClickListener(this);
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orange_button.setOnClickListener(this);
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pink_button.setOnClickListener(this);
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purple_button.setOnClickListener(this);
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kimidori_button.setOnClickListener(this);
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mizuiro_button.setOnClickListener(this);
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hadairo_button.setOnClickListener(this);
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hutosa1_button.setOnClickListener(this);
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hutosa2_button.setOnClickListener(this);
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kukei_button.setOnClickListener(this);
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this.drawingView = findViewById(R.id.drawing_view);
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findViewById(R.id.deletebutton).setOnClickListener(deleteDrawing);
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}
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View.OnClickListener deleteDrawing = new View.OnClickListener(){
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@Override
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public void onClick(View view){
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drawingView.delete();
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}
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};
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public void onClick(View v){
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switch(v.getId()){
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//線の色指定
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case R.id.blue_button:
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drawingView.setPen(Color.BLUE);
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Toast.makeText(this,"blue",Toast.LENGTH_SHORT).show();
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break;
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case R.id.red_button:
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drawingView.setPen(Color.RED);
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Toast.makeText(this,"red",Toast.LENGTH_SHORT).show();
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break;
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case R.id.yellow_button:
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drawingView.setPen(Color.YELLOW);
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Toast.makeText(this,"yellow",Toast.LENGTH_SHORT).show();
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break;
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case R.id.black_button:
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drawingView.setPen(Color.BLACK);
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227
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Toast.makeText(this,"black",Toast.LENGTH_SHORT).show();
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229
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break;
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case R.id.kesigomu_button:
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drawingView.setPen(Color.WHITE);
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drawingView.setStrokeWidth(40);
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Toast.makeText(this,"消しゴム",Toast.LENGTH_SHORT).show();
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break;
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case R.id.cyan_button:
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drawingView.setPen(Color.CYAN);
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Toast.makeText(this,"Cyan",Toast.LENGTH_SHORT).show();
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break;
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case R.id.gray_button:
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drawingView.setPen(Color.GRAY);
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Toast.makeText(this,"gray",Toast.LENGTH_SHORT).show();
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254
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break;
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256
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case R.id.green_button:
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drawingView.setPen(Color.GREEN);
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Toast.makeText(this,"green",Toast.LENGTH_SHORT).show();
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break;
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case R.id.orange_button:
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drawingView.setPen(Color.rgb(255,165,0));
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269
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Toast.makeText(this,"orange",Toast.LENGTH_SHORT).show();
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break;
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case R.id.pink_button:
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drawingView.setPen(Color.rgb(255,192,187));
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277
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Toast.makeText(this,"pink",Toast.LENGTH_SHORT).show();
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break;
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case R.id.purple_button:
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drawingView.setPen(Color.rgb(128,0,128));
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Toast.makeText(this,"purple",Toast.LENGTH_SHORT).show();
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break;
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case R.id.kimidori_button:
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drawingView.setPen(Color.rgb(85,107,47));
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Toast.makeText(this,"darkgreen",Toast.LENGTH_SHORT).show();
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294
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+
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295
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+
break;
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case R.id.mizuiro_button:
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drawingView.setPen(Color.GREEN);
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+
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301
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Toast.makeText(this,"green",Toast.LENGTH_SHORT).show();
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302
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+
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303
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break;
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304
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+
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305
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case R.id.hadairo_button:
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306
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307
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drawingView.setPen(Color.rgb(245,208,169));
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308
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+
|
309
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+
Toast.makeText(this,"hadairo",Toast.LENGTH_SHORT).show();
|
310
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+
|
311
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+
break;
|
312
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+
|
313
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+
|
314
|
+
|
315
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+
//線の太さ指定
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316
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+
|
317
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case R.id.hutosa1_button:
|
318
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+
|
319
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drawingView.setStrokeWidth(40);
|
320
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+
|
321
|
+
Toast.makeText(this,"ペン先 1×1",Toast.LENGTH_SHORT).show();
|
322
|
+
|
323
|
+
break;
|
324
|
+
|
325
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+
case R.id.hutosa2_button:
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326
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+
|
327
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+
drawingView.setStrokeWidth(120);
|
328
|
+
|
329
|
+
Toast.makeText(this,"ペン先 3×3",Toast.LENGTH_SHORT).show();
|
330
|
+
|
331
|
+
break;
|
332
|
+
|
333
|
+
case R.id.kukei_button:
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334
|
+
|
335
|
+
drawingView.setStrokeWidth(200);
|
336
|
+
|
337
|
+
Toast.makeText(this,"矩形",Toast.LENGTH_SHORT).show();
|
338
|
+
|
339
|
+
|
340
|
+
|
341
|
+
}
|
248
342
|
|
249
343
|
}
|
250
344
|
|
251
|
-
|
345
|
+
|
252
|
-
|
346
|
+
|
253
|
-
|
347
|
+
@Override
|
254
|
-
|
348
|
+
|
255
|
-
|
349
|
+
public void onPointerCaptureChanged(boolean hasCapture) {
|
256
|
-
|
257
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-
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350
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+
|
258
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-
|
259
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-
|
351
|
+
|
260
|
-
|
261
|
-
};
|
262
|
-
|
263
|
-
|
264
|
-
|
265
|
-
|
266
|
-
|
267
|
-
public void onClick(View v){
|
268
|
-
|
269
|
-
switch(v.getId()){
|
270
|
-
|
271
|
-
//線の色指定
|
272
|
-
|
273
|
-
case R.id.blue_button:
|
274
|
-
|
275
|
-
drawingView.setPen(Color.BLUE);
|
276
|
-
|
277
|
-
Toast.makeText(this,"blue",Toast.LENGTH_SHORT).show();
|
278
|
-
|
279
|
-
break;
|
280
|
-
|
281
|
-
case R.id.red_button:
|
282
|
-
|
283
|
-
drawingView.setPen(Color.RED);
|
284
|
-
|
285
|
-
Toast.makeText(this,"red",Toast.LENGTH_SHORT).show();
|
286
|
-
|
287
|
-
break;
|
288
|
-
|
289
|
-
case R.id.yellow_button:
|
290
|
-
|
291
|
-
drawingView.setPen(Color.YELLOW);
|
292
|
-
|
293
|
-
Toast.makeText(this,"yellow",Toast.LENGTH_SHORT).show();
|
294
|
-
|
295
|
-
break;
|
296
|
-
|
297
|
-
case R.id.black_button:
|
298
|
-
|
299
|
-
drawingView.setPen(Color.BLACK);
|
300
|
-
|
301
|
-
Toast.makeText(this,"black",Toast.LENGTH_SHORT).show();
|
302
|
-
|
303
|
-
break;
|
304
|
-
|
305
|
-
case R.id.kesigomu_button:
|
306
|
-
|
307
|
-
drawingView.setPen(Color.WHITE);
|
308
|
-
|
309
|
-
drawingView.setStrokeWidth(40);
|
310
|
-
|
311
|
-
Toast.makeText(this,"消しゴム",Toast.LENGTH_SHORT).show();
|
312
|
-
|
313
|
-
break;
|
314
|
-
|
315
|
-
case R.id.cyan_button:
|
316
|
-
|
317
|
-
drawingView.setPen(Color.CYAN);
|
318
|
-
|
319
|
-
Toast.makeText(this,"Cyan",Toast.LENGTH_SHORT).show();
|
320
|
-
|
321
|
-
break;
|
322
|
-
|
323
|
-
case R.id.gray_button:
|
324
|
-
|
325
|
-
drawingView.setPen(Color.GRAY);
|
326
|
-
|
327
|
-
Toast.makeText(this,"gray",Toast.LENGTH_SHORT).show();
|
328
|
-
|
329
|
-
break;
|
330
|
-
|
331
|
-
case R.id.green_button:
|
332
|
-
|
333
|
-
drawingView.setPen(Color.GREEN);
|
334
|
-
|
335
|
-
Toast.makeText(this,"green",Toast.LENGTH_SHORT).show();
|
336
|
-
|
337
|
-
break;
|
338
|
-
|
339
|
-
case R.id.orange_button:
|
340
|
-
|
341
|
-
drawingView.setPen(Color.rgb(255,165,0));
|
342
|
-
|
343
|
-
Toast.makeText(this,"orange",Toast.LENGTH_SHORT).show();
|
344
|
-
|
345
|
-
break;
|
346
|
-
|
347
|
-
case R.id.pink_button:
|
348
|
-
|
349
|
-
drawingView.setPen(Color.rgb(255,192,187));
|
350
|
-
|
351
|
-
Toast.makeText(this,"pink",Toast.LENGTH_SHORT).show();
|
352
|
-
|
353
|
-
break;
|
354
|
-
|
355
|
-
case R.id.purple_button:
|
356
|
-
|
357
|
-
drawingView.setPen(Color.rgb(128,0,128));
|
358
|
-
|
359
|
-
Toast.makeText(this,"purple",Toast.LENGTH_SHORT).show();
|
360
|
-
|
361
|
-
break;
|
362
|
-
|
363
|
-
case R.id.kimidori_button:
|
364
|
-
|
365
|
-
drawingView.setPen(Color.rgb(85,107,47));
|
366
|
-
|
367
|
-
Toast.makeText(this,"darkgreen",Toast.LENGTH_SHORT).show();
|
368
|
-
|
369
|
-
break;
|
370
|
-
|
371
|
-
case R.id.mizuiro_button:
|
372
|
-
|
373
|
-
drawingView.setPen(Color.GREEN);
|
374
|
-
|
375
|
-
Toast.makeText(this,"green",Toast.LENGTH_SHORT).show();
|
376
|
-
|
377
|
-
break;
|
378
|
-
|
379
|
-
case R.id.hadairo_button:
|
380
|
-
|
381
|
-
drawingView.setPen(Color.rgb(245,208,169));
|
382
|
-
|
383
|
-
Toast.makeText(this,"hadairo",Toast.LENGTH_SHORT).show();
|
384
|
-
|
385
|
-
break;
|
386
|
-
|
387
|
-
|
388
|
-
|
389
|
-
//線の太さ指定
|
390
|
-
|
391
|
-
case R.id.hutosa1_button:
|
392
|
-
|
393
|
-
drawingView.setStrokeWidth(40);
|
394
|
-
|
395
|
-
Toast.makeText(this,"ペン先 1×1",Toast.LENGTH_SHORT).show();
|
396
|
-
|
397
|
-
break;
|
398
|
-
|
399
|
-
case R.id.hutosa2_button:
|
400
|
-
|
401
|
-
drawingView.setStrokeWidth(120);
|
402
|
-
|
403
|
-
Toast.makeText(this,"ペン先 3×3",Toast.LENGTH_SHORT).show();
|
404
|
-
|
405
|
-
break;
|
406
|
-
|
407
|
-
case R.id.kukei_button:
|
408
|
-
|
409
|
-
drawingView.setStrokeWidth(200);
|
410
|
-
|
411
|
-
Toast.makeText(this,"矩形",Toast.LENGTH_SHORT).show();
|
412
|
-
|
413
|
-
break;
|
414
|
-
|
415
|
-
|
416
|
-
|
417
|
-
|
418
|
-
|
419
|
-
|
420
|
-
|
421
|
-
|
422
|
-
|
423
|
-
}
|
424
352
|
|
425
353
|
}
|
426
354
|
|
427
355
|
|
428
356
|
|
429
|
-
@Override
|
430
|
-
|
431
|
-
public void onPointerCaptureChanged(boolean hasCapture) {
|
432
|
-
|
433
|
-
|
434
|
-
|
435
|
-
}
|
436
|
-
|
437
|
-
|
438
|
-
|
439
|
-
|
440
|
-
|
441
357
|
}
|
442
358
|
|
359
|
+
|
360
|
+
|
443
361
|
```
|
1
コードの編集
test
CHANGED
File without changes
|
test
CHANGED
@@ -2,37 +2,39 @@
|
|
2
2
|
|
3
3
|
キャンバス上に絵を描くことができるようになっていますが、こちらをセーブボタンを作り、セーブボタンをタップした際にandroid本体のアルバムに保存できるような処理を実装したいです
|
4
4
|
|
5
|
+
2月14日追記
|
6
|
+
|
5
|
-
|
7
|
+
こちらアンサーの追記などを元にコードを編集しなおしましたが、画像保存のsaveImageの部分がなぜかエラーを起こしてアプリを起動することができません
|
6
|
-
|
7
|
-
|
8
|
+
|
8
|
-
|
9
|
-
|
10
|
-
|
9
|
+
|
10
|
+
|
11
|
-
```
|
11
|
+
```MainActivity
|
12
|
-
|
12
|
+
|
13
|
-
import android.ap
|
13
|
+
import android.graphics.Bitmap;
|
14
|
-
|
14
|
+
|
15
|
-
|
15
|
+
import android.graphics.Color;
|
16
|
+
|
16
|
-
|
17
|
+
import android.graphics.drawable.BitmapDrawable;
|
18
|
+
|
17
|
-
|
19
|
+
import android.os.Bundle;
|
18
|
-
|
19
|
-
|
20
|
+
|
20
|
-
|
21
|
-
|
21
|
+
import android.support.v7.app.AppCompatActivity;
|
22
|
+
|
22
|
-
|
23
|
+
import android.util.Log;
|
24
|
+
|
23
|
-
|
25
|
+
import android.view.View;
|
24
|
-
|
26
|
+
|
25
|
-
|
27
|
+
import android.view.Window;
|
26
|
-
|
28
|
+
|
27
|
-
|
29
|
+
import android.widget.Button;
|
28
|
-
|
30
|
+
|
29
|
-
|
31
|
+
import android.widget.ImageButton;
|
32
|
+
|
33
|
+
import android.widget.ImageView;
|
30
34
|
|
31
35
|
import android.widget.Toast;
|
32
36
|
|
33
|
-
|
37
|
+
|
34
|
-
|
35
|
-
import android.provider.MediaStore;
|
36
38
|
|
37
39
|
|
38
40
|
|
@@ -46,7 +48,7 @@
|
|
46
48
|
|
47
49
|
Button hutosa1_button,hutosa2_button,kukei_button;
|
48
50
|
|
49
|
-
Button
|
51
|
+
Button capture_all;
|
50
52
|
|
51
53
|
|
52
54
|
|
@@ -68,6 +70,74 @@
|
|
68
70
|
|
69
71
|
|
70
72
|
|
73
|
+
Button capture_all = findViewById(R.id.capture_all);
|
74
|
+
|
75
|
+
capture_all.setOnClickListener(new View.OnClickListener() {
|
76
|
+
|
77
|
+
@Override
|
78
|
+
|
79
|
+
public void onClick(View v) {
|
80
|
+
|
81
|
+
// 画像保存
|
82
|
+
|
83
|
+
saveImage();
|
84
|
+
|
85
|
+
}
|
86
|
+
|
87
|
+
});
|
88
|
+
|
89
|
+
|
90
|
+
|
91
|
+
private void saveImage() {
|
92
|
+
|
93
|
+
|
94
|
+
|
95
|
+
// イメージビューからビットマップ保持
|
96
|
+
|
97
|
+
ImageView sampleDrawingView = (ImageView) findViewById(R.id.image);
|
98
|
+
|
99
|
+
Bitmap sampleImage = ((BitmapDrawable) sampleDrawingView.getDrawable()).getBitmap();
|
100
|
+
|
101
|
+
|
102
|
+
|
103
|
+
// ビットマップを SDカードに保存
|
104
|
+
|
105
|
+
ImageManager imageManager = new ImageManager(this);
|
106
|
+
|
107
|
+
try {
|
108
|
+
|
109
|
+
// 画像の保存実行
|
110
|
+
|
111
|
+
String albumName = "Save image sample";
|
112
|
+
|
113
|
+
imageManager.save(sampleImage, albumName);
|
114
|
+
|
115
|
+
} catch (Error e) {
|
116
|
+
|
117
|
+
Log.e("MainActivity", "onCreate: " + e);
|
118
|
+
|
119
|
+
|
120
|
+
|
121
|
+
// 画像の保存失敗メッセージ表示
|
122
|
+
|
123
|
+
Toast.makeText(MainActivity.this, "SDカードに保存できませんでした", Toast.LENGTH_SHORT).show();
|
124
|
+
|
125
|
+
} finally {
|
126
|
+
|
127
|
+
// 画像の保存完了メッセージ表示
|
128
|
+
|
129
|
+
Toast.makeText(MainActivity.this, "SDカードに保存しました", Toast.LENGTH_SHORT).show();
|
130
|
+
|
131
|
+
|
132
|
+
|
133
|
+
}
|
134
|
+
|
135
|
+
}
|
136
|
+
|
137
|
+
|
138
|
+
|
139
|
+
|
140
|
+
|
71
141
|
|
72
142
|
|
73
143
|
//線の色指定
|
@@ -116,9 +186,7 @@
|
|
116
186
|
|
117
187
|
|
118
188
|
|
119
|
-
|
189
|
+
|
120
|
-
|
121
|
-
savebutton= findViewById(R.id.savebutton);
|
122
190
|
|
123
191
|
|
124
192
|
|
@@ -162,8 +230,6 @@
|
|
162
230
|
|
163
231
|
|
164
232
|
|
165
|
-
savebutton.setOnClickListener(this);
|
166
|
-
|
167
233
|
|
168
234
|
|
169
235
|
|
@@ -344,9 +410,7 @@
|
|
344
410
|
|
345
411
|
Toast.makeText(this,"矩形",Toast.LENGTH_SHORT).show();
|
346
412
|
|
347
|
-
|
413
|
+
break;
|
348
|
-
|
349
|
-
|
350
414
|
|
351
415
|
|
352
416
|
|