package com.yixia.camera.demo.ui.record.helper;
import java.io.File;
import java.util.ArrayList;
import org.json.JSONObject;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Paint.FontMetrics;
import android.graphics.Typeface;
import android.text.TextPaint;
import com.example.wechat01.R;
import com.yixia.camera.demo.log.Logger;
import com.yixia.camera.demo.po.POThemeSingle;
import com.yixia.camera.demo.preference.PreferenceKeys;
import com.yixia.camera.demo.preference.PreferenceUtils;
import com.yixia.camera.demo.utils.AndroidBmpUtil;
import com.yixia.camera.demo.utils.ConvertToUtils;
import com.yixia.camera.demo.utils.IsUtils;
import com.yixia.camera.demo.utils.ResourceUtils;
import com.yixia.camera.demo.utils.ZipUtils;
import com.yixia.camera.util.FileUtils;
import com.yixia.camera.util.StringUtils;
import com.yixia.videoeditor.adapter.UtilityAdapter;
public class ThemeHelper {
/** 秒拍作者 */
public static final String THEME_VIDEO_AUTHOR = "theme_author.bmp";
/** 秒拍主题公共包 */
public static final String THEME_VIDEO_COMMON = "Common";
/** 内置MV主题 */
public static final String THEME_MUSIC_VIDEO_ASSETS = "MusicVideoAssets";
/** 空主题 */
public static final String THEME_EMPTY = "Empty";
/** 内置滤镜 */
public static final String THEME_FILTER_ASSETS = "FilterAssets";
/** 内置音乐 */
public static final String THEME_MUSIC_ASSETS = "MusicAssets";
/** 解析通过主题 */
public static ArrayList<POThemeSingle> parseTheme(final Context context,
File mThemeCacheDir, String type, int orderArrayId) {
ArrayList<POThemeSingle> result = new ArrayList<POThemeSingle>();
File themeDir = new File(mThemeCacheDir, type);
if (FileUtils.checkFile(themeDir)) {
int index = 0;
File[] files = null;
if (orderArrayId > 0) {
String[] fileNames = context.getResources().getStringArray(
orderArrayId);
// 初始化
if (fileNames != null && fileNames.length > 0) {
files = new File[fileNames.length];
for (int i = 0, j = fileNames.length; i < j; i++) {
files[i] = new File(themeDir, fileNames[i]);
}
}
}
if (files == null || files.length < 1) {
files = themeDir.listFiles();
}
for (File themeFile : files) {
POThemeSingle theme = loadThemeJson(mThemeCacheDir, themeFile);
if (theme != null) {
theme.index = index++;
result.add(theme);
}
}
}
return result;
}
/** 预处理音乐路径 */
public static void prepareMusicPath(File mThemeCacheDir, POThemeSingle theme) {
if (theme != null && FileUtils.checkFile(theme.themeFolder)) {
prepareMusicPath(mThemeCacheDir, new File(theme.themeFolder), theme);
}
}
/** 预处理音乐路径 */
public static void prepareMusicPath(File mThemeCacheDir, File themeDir,
POThemeSingle theme) {
// 音乐
if (theme != null && mThemeCacheDir != null && themeDir != null
&& StringUtils.isNotEmpty(theme.musicName)) {
// MV音效，从当前文件夹拿
final String fName = theme.musicName + ".mp3";
File audioFile = new File(themeDir, fName);
if (audioFile.exists()) {
theme.musicPath = audioFile.getPath();
} else if (StringUtils.isNotEmpty(theme.category)) {
// 从公共的音乐库里面拿
String music = FileUtils.concatPath(mThemeCacheDir.getPath(),
THEME_MUSIC_ASSETS, theme.category, fName);
// Logger.e("[ThemeHelper]loadThemeJson..." + music);
if (FileUtils.checkFile(music)) {
theme.musicPath = music;
}
}
}
}
/** 根据json加载主题信息 */
public static POThemeSingle loadThemeJson(File mThemeCacheDir,
File themeFile) {
String themeName = themeFile.getName();
File jsonFile = new File(themeFile, themeName + ".json");
if (jsonFile.exists()) {
try {
JSONObject jsonObject = new JSONObject(FileUtils.readFile(
jsonFile).toString());
POThemeSingle theme = new POThemeSingle(jsonObject);
// 主题路径
theme.themeFolder = themeFile.getPath();
// 音乐
prepareMusicPath(mThemeCacheDir, themeFile, theme);
// 图标
File iconFile = new File(themeFile, themeName + ".png");
if (FileUtils.checkFile(iconFile)) {
theme.themeIcon = iconFile.getAbsolutePath();
} else {
iconFile = new File(themeFile, "icon-" + themeName
+ "@2x.png");
if (FileUtils.checkFile(iconFile)) {
theme.themeIcon = iconFile.getAbsolutePath();
}
}
return theme;
} catch (Exception ex) {
Logger.e(ex);
}
}
return null;
}
/** 预处理主题 */
public static File prepareTheme(final Context context, File mThemeCacheDir) {
if (context == null) {
return null;
}
if (!mThemeCacheDir.exists()) {
if (!mThemeCacheDir.mkdirs()) {
// ToastUtils.showToast(R.string.theme_sdcard_faild);
return null;
}
}
// 拷贝片尾、无主题带logo、公共包
final String[] assets = { THEME_MUSIC_ASSETS, THEME_EMPTY,
THEME_VIDEO_COMMON, THEME_FILTER_ASSETS,
THEME_MUSIC_VIDEO_ASSETS };
final int[] versions = context.getResources().getIntArray(
R.array.theme_version);
for (int i = 0, j = assets.length; i < j; i++) {
String name = assets[i];
File resource = new File(mThemeCacheDir, name);
if (resource.exists()) {
// 检查更新
if (resource.isFile())
continue;
if (versions[i] > PreferenceUtils.getInt(
PreferenceKeys.THEME_CURRENT_VERSION + "_" + name, 0)) {
FileUtils.deleteDir(resource);
} else if (resource.isDirectory() && resource.list() != null
&& resource.list().length > 0) {
continue;
}
}
// 需要拷贝
if (name.endsWith(".png")) {
ResourceUtils.copyToSdcard(context, name,
resource.getAbsolutePath());
} else {
File zip = new File(mThemeCacheDir, name + ".zip");
if (ResourceUtils.copyToSdcard(context, zip.getName(),
zip.getAbsolutePath())) {
try {
ZipUtils.UnZipFolder(zip.getAbsolutePath(),
mThemeCacheDir.getAbsolutePath());
FileUtils.deleteFile(zip);
PreferenceUtils.put(
PreferenceKeys.THEME_CURRENT_VERSION + "_"
+ name, versions[i]);
} catch (Exception ex) {
// ToastUtils.showToast(R.string.theme_unzip_faild);
// return c;
continue;
}
}
}
}
File theme = new File(mThemeCacheDir, THEME_MUSIC_VIDEO_ASSETS);
if (FileUtils.checkFile(theme)) {
return new File(theme, "default");// 所有主题系列内文件夹都是default，再往下才是单个主题
}
return null;
}
/** 读取音乐列表 */
public static ArrayList<POThemeSingle> parseMusic(final Context context,
File mThemeCacheDir) {
ArrayList<POThemeSingle> result = new ArrayList<POThemeSingle>();
// 从音乐文件夹读取音乐列表
if (mThemeCacheDir != null) {
File resource = new File(mThemeCacheDir, THEME_MUSIC_ASSETS);
if (FileUtils.checkFile(resource) && resource.listFiles() != null) {
for (File dir : resource.listFiles()) {
if (dir.isDirectory()) {
for (File file : dir.listFiles()) {
if (file != null && file.getPath().endsWith(".mp3")) {
POThemeSingle music = new POThemeSingle();
music.category = dir.getName();
music.themeName = file.getName().replace(
".mp3", "");
music.themeDisplayName = music.themeName
.replace("_", " ");
music.themeUrl = file.getPath();
music.themeFolder = dir.getPath();
result.add(music);
}
}
} else if (dir.isFile() && dir.getPath().endsWith(".mp3")) {
POThemeSingle music = new POThemeSingle();
music.themeName = dir.getName().replace(".mp3", "");
music.themeDisplayName = music.themeName.replace("_",
" ");
music.themeUrl = dir.getPath();
music.themeFolder = resource.getPath();
result.add(music);
}
}
}
// 从MV主题文件夹读取音乐列表
readThemeMusics(mThemeCacheDir, result, THEME_MUSIC_VIDEO_ASSETS);
}
return result;
}
/** 读取主题音乐 */
private static void readThemeMusics(File mThemeCacheDir,
ArrayList<POThemeSingle> result, String themeRootDir) {
File resource = new File(mThemeCacheDir, themeRootDir);
if (FileUtils.checkFile(resource)) {
for (File dir : resource.listFiles()) {
if (dir != null && dir.isDirectory()) {
final String themeName = dir.getName();
File jsonFile = new File(dir, themeName + ".json");
if (jsonFile != null && jsonFile.exists()) {
try {
JSONObject jsonObject = new JSONObject(FileUtils
.readFile(jsonFile).toString());
if (jsonObject != null) {
boolean isMP3 = jsonObject.optBoolean("isMP3");
String musicName = isMP3 ? jsonObject
.optString("themeName") : jsonObject
.optString("musicName");
String themeDisplayName = jsonObject
.optString("themeDisplayName");
if (StringUtils.isNotEmpty(musicName)) {
String musicCategory = isMP3 ? jsonObject
.optString("category") : jsonObject
.optString("musicCategory");
File file = new File(dir, musicName
+ ".mp3");
if (FileUtils.checkFile(file)) {
POThemeSingle music = new POThemeSingle();
music.category = musicCategory;
music.themeName = musicName;
if (isMP3) {
music.themeDisplayName = themeDisplayName;// mp3主题
} else {
music.themeDisplayName = musicName
.replace("_", " ");
}
// music.themeName =
// music.themeDisplayName;
music.themeUrl = file.getPath();
music.themeFolder = dir.getPath();
if (jsonObject.has("musicTitle")) {
music.themeDisplayName = jsonObject
.optString("musicTitle");
}
result.add(music);
}
}
}
} catch (Exception e) {
Logger.e(e);
}
}
}
}
}
}
/** 生成图片 */
public static boolean buildThemeTextPicture(final POThemeSingle theme,
final String text, final String targetPath) {
if (theme == null || StringUtils.isEmpty(targetPath))
return false;
TextPaint paint = new TextPaint(Paint.ANTI_ALIAS_FLAG);
paint.setTypeface(Typeface.SANS_SERIF);
paint.setTextSize(theme.textSize);// 设置字体
paint.setColor(ConvertToUtils.toColor(theme.textColor, Color.WHITE));
// paint.setShadowLayer(2f, 1f, 1f, Color.BLACK);//设置阴影
// http://mikewang.blog.51cto.com/3826268/871765
FontMetrics fm = paint.getFontMetrics();
final int bitmapWidth = 480, bitmapHeight = 480;
int fontWidth = (int) paint.measureText(text);
int fontHeight = (int) (fm.leading + Math.abs(fm.ascent) + fm.descent);// (Math.ceil(fm.descent
// -
// fm.ascent)
// +
// 2);//
// fm.leading多行可以取到这个值
Bitmap bitmap = null;
try {
bitmap = Bitmap.createBitmap(bitmapWidth, bitmapHeight,
Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
if (StringUtils.isNotEmpty(theme.textBackground)
&& FileUtils.checkFile(new File(theme.themeFolder,
theme.textBackground))) {
Bitmap background = BitmapFactory.decodeFile(FileUtils
.concatPath(theme.themeFolder, theme.textBackground));
if (background != null) {
if (!background.isRecycled()) {
canvas.drawBitmap(background, 0, 0, null);
background.recycle();
}
background = null;
}
}
float x = 0;
float y = 0;
if ("center_horizontal".equals(theme.textGravity)) {// 水平居中
x = (bitmapWidth - fontWidth) / 2;
y = theme.textY;
} else if ("center".equals(theme.textGravity)) {// 完全居中
x = (bitmapWidth - fontWidth) / 2;
y = (bitmapWidth - fontHeight) / 2;
} else if ("text_center".equals(theme.textGravity)) {// 文字中心点
x = theme.textX - (fontWidth / 2);
y = theme.textY - (fontHeight / 2);
} else {// 坐标控制
x = theme.textX;
y = theme.textY;
}
canvas.drawText(text, x,
y + (Math.abs(fm.ascent) / 2 + fm.descent), paint);// Math.abs(fm.top)
// +
if (AndroidBmpUtil.save(bitmap, targetPath)) {
return true;
}
} catch (Exception e) {
Logger.e(e);
} finally {
if (bitmap != null) {
if (!bitmap.isRecycled())
bitmap.recycle();
bitmap = null;
}
}
return false;
}
/**
* 更新用户拍摄视频logo
*
* @param force
* 是否重新生成
* @return
*/
public static String updateVideoAuthorLogo(File mThemeCacheDir,
String nickname, boolean force) {
if (mThemeCacheDir != null && mThemeCacheDir.exists()) {
File saveFile = new File(mThemeCacheDir, THEME_VIDEO_AUTHOR);
String oldName = PreferenceUtils.getString(
PreferenceKeys.THEME_LOGO_AUTHOR_NAME, nickname);
// 如果不需要强制更新那就直接返回
if (!force
&& saveFile.exists()
&& !IsUtils.equals(nickname, oldName)
&& PreferenceUtils.getInt(
PreferenceKeys.THEME_LOGO_AUTHOR_WIDTH, 0) > 0) {
return saveFile.toString();
}
// FileOutputStream out = null;
TextPaint paint = new TextPaint(Paint.ANTI_ALIAS_FLAG);
paint.setColor(Color.WHITE);
paint.setTypeface(Typeface.SANS_SERIF);
paint.setTextSize(20);// 设置字体
paint.setShadowLayer(2f, 1f, 1f, Color.BLACK);// 设置阴影
// http://mikewang.blog.51cto.com/3826268/871765
FontMetrics fm = paint.getFontMetrics();
int width = (int) paint.measureText(nickname);
int fontHeight = (int) (Math.ceil(fm.descent - fm.ascent) + 2);// fm.leading多行可以取到这个值
int height = 30;
if (width % 16 != 0)
width += width % 16;
if (width > 0 && height > 0) {
Bitmap bitmap = null;
try {
bitmap = Bitmap.createBitmap(width, height,
Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
canvas.drawText(nickname, 0, Math.abs(fm.top)
+ ((height - fontHeight) / 2), paint);
int[] pixels = new int[width * height];
bitmap.getPixels(pixels, 0, width, 0, 0, width, height);
if (UtilityAdapter.SaveData(saveFile.toString(), pixels,
UtilityAdapter.OUTPUTFORMAT_MASK_ZIP)) {
PreferenceUtils.put(
PreferenceKeys.THEME_LOGO_AUTHOR_WIDTH, width);
PreferenceUtils
.put(PreferenceKeys.THEME_LOGO_AUTHOR_HEIGHT,
height);
return saveFile.toString();
}
} catch (Exception e) {
Logger.e(e);
} finally {
if (bitmap != null) {
if (!bitmap.isRecycled())
bitmap.recycle();
bitmap = null;
}
}
}
}
return null;
}
}