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/*
* Copyright 2014-2021 Sayi
*
* 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.deepoove.poi.data;
import java.awt.image.BufferedImage;
import java.io.InputStream;
import com.deepoove.poi.data.style.PictureStyle;
import com.deepoove.poi.data.style.PictureStyle.PictureAlign;
import com.deepoove.poi.util.BufferedImageUtils;
import com.deepoove.poi.util.ByteUtils;
import com.deepoove.poi.util.UnitUtils;
import com.deepoove.poi.xwpf.WidthScalePattern;
/**
* Factory method to build {@link PictureRenderData} instances.
*
* @author Sayi
*/
public class Pictures {
private Pictures() {
}
public static PictureBuilder ofLocal(String path) {
return new PictureBuilder(new FilePictureRenderData(path, PictureType.suggestFileType(path)));
}
public static PictureBuilder ofUrl(String url, PictureType pictureType) {
return new PictureBuilder(new UrlPictureRenderData(url, pictureType));
}
public static PictureBuilder ofUrl(String url) {
return ofUrl(url, null);
}
public static PictureBuilder ofStream(InputStream inputStream, PictureType pictureType) {
return ofBytes(ByteUtils.toByteArray(inputStream), pictureType);
}
public static PictureBuilder ofStream(InputStream inputStream) {
return ofBytes(ByteUtils.toByteArray(inputStream));
}
public static PictureBuilder ofBufferedImage(BufferedImage image, PictureType pictureType) {
return ofBytes(BufferedImageUtils.getBufferByteArray(image, pictureType.format()), pictureType);
}
public static PictureBuilder ofBase64(String base64, PictureType pictureType) {
return ofBytes(ByteUtils.getBase64ByteArray(base64), pictureType);
}
public static PictureBuilder ofBytes(byte[] bytes) {
return ofBytes(bytes, null);
}
public static PictureBuilder ofBytes(byte[] bytes, PictureType pictureType) {
return new PictureBuilder(new ByteArrayPictureRenderData(bytes, pictureType));
}
public static PictureBuilder of(String imgUri) {
if (imgUri.startsWith("http")) {
return Pictures.ofUrl(imgUri);
} else {
return Pictures.ofLocal(imgUri);
}
}
/**
* Builder to build {@link PictureRenderData} instances.
*/
public static class PictureBuilder implements RenderDataBuilder {
private PictureRenderData data;
private PictureBuilder(PictureRenderData data) {
this.data = data;
}
public PictureBuilder size(int width, int height) {
PictureStyle style = getPictureStyle();
style.setWidth(width);
style.setHeight(height);
style.setScalePattern(WidthScalePattern.NONE);
return this;
}
private PictureStyle getPictureStyle() {
PictureStyle style = data.getPictureStyle();
if (null == style) {
style = new PictureStyle();
data.setPictureStyle(style);
}
return style;
}
public PictureBuilder sizeInCm(double widthCm, double heightCm) {
return size(UnitUtils.cm2Pixel(widthCm), UnitUtils.cm2Pixel(heightCm));
}
public PictureBuilder fitSize() {
PictureStyle style = getPictureStyle();
style.setScalePattern(WidthScalePattern.FIT);
return this;
}
public PictureBuilder altMeta(String altMeta) {
data.setAltMeta(altMeta);
return this;
}
public PictureBuilder left() {
PictureStyle style = getPictureStyle();
style.setAlign(PictureAlign.LEFT);
return this;
}
public PictureBuilder center() {
PictureStyle style = getPictureStyle();
style.setAlign(PictureAlign.CENTER);
return this;
}
public PictureBuilder right() {
PictureStyle style = getPictureStyle();
style.setAlign(PictureAlign.RIGHT);
return this;
}
@Override
public PictureRenderData create() {
return data;
}
}
}