diff options
author | cyBerta <cyberta@riseup.net> | 2020-12-29 00:54:08 +0100 |
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committer | cyBerta <cyberta@riseup.net> | 2020-12-29 00:54:08 +0100 |
commit | 6b032b751324a30120cfaabe88940f95171df11f (patch) | |
tree | b6b26b84358726a02e27558562e7e9ea70a7aaa0 /app/src/main/java/se/leap/bitmaskclient/views/IconTextView.java | |
parent | 16da1eeb5180cbb4a0d916785a08ccbcd3c1d74e (diff) |
new year cleanup: restructure messy project
Diffstat (limited to 'app/src/main/java/se/leap/bitmaskclient/views/IconTextView.java')
-rw-r--r-- | app/src/main/java/se/leap/bitmaskclient/views/IconTextView.java | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/app/src/main/java/se/leap/bitmaskclient/views/IconTextView.java b/app/src/main/java/se/leap/bitmaskclient/views/IconTextView.java deleted file mode 100644 index 29c70859..00000000 --- a/app/src/main/java/se/leap/bitmaskclient/views/IconTextView.java +++ /dev/null @@ -1,96 +0,0 @@ -package se.leap.bitmaskclient.views; - - -import android.content.Context; -import android.graphics.PorterDuff; -import android.graphics.drawable.Drawable; -import androidx.appcompat.widget.AppCompatTextView; -import android.text.Spannable; -import android.text.style.ImageSpan; -import android.util.AttributeSet; - -import java.util.regex.Matcher; -import java.util.regex.Pattern; - -public class IconTextView extends AppCompatTextView { - - private int imageResource = 0; - /** - * Regex pattern that looks for embedded images of the format: [img src=imageName/] - */ - public static final String PATTERN = "\\Q[img src]\\E"; - - public IconTextView(Context context, AttributeSet attrs, int defStyle) { - super(context, attrs, defStyle); - } - - public IconTextView(Context context, AttributeSet attrs) { - super(context, attrs); - } - - public IconTextView(Context context) { - super(context); - } - - @Override - public void setText(CharSequence text, BufferType type) { - final Spannable spannable = getTextWithImages(getContext(), text, getLineHeight(), getCurrentTextColor()); - super.setText(spannable, BufferType.SPANNABLE); - } - - public void setIcon(int imageResource) { - this.imageResource = imageResource; - } - - private Spannable getTextWithImages(Context context, CharSequence text, int lineHeight, int colour) { - final Spannable spannable = Spannable.Factory.getInstance().newSpannable(text); - addImages(context, spannable, lineHeight, colour); - return spannable; - } - - private void addImages(Context context, Spannable spannable, int lineHeight, int colour) { - final Pattern refImg = Pattern.compile(PATTERN); - - final Matcher matcher = refImg.matcher(spannable); - while (matcher.find()) { - boolean set = true; - for (ImageSpan span : spannable.getSpans(matcher.start(), matcher.end(), ImageSpan.class)) { - if (spannable.getSpanStart(span) >= matcher.start() - && spannable.getSpanEnd(span) <= matcher.end()) { - spannable.removeSpan(span); - } else { - set = false; - break; - } - } - if (set && imageResource != 0) { - spannable.setSpan(makeImageSpan(context, imageResource, lineHeight, colour), - matcher.start(), - matcher.end(), - Spannable.SPAN_EXCLUSIVE_EXCLUSIVE - ); - } - } - } - - /** - * Create an ImageSpan for the given icon drawable. This also sets the image size and colour. - * Works best with a white, square icon because of the colouring and resizing. - * - * @param context The Android Context. - * @param drawableResId A drawable resource Id. - * @param size The desired size (i.e. width and height) of the image icon in pixels. - * Use the lineHeight of the TextView to make the image inline with the - * surrounding text. - * @param colour The colour (careful: NOT a resource Id) to apply to the image. - * @return An ImageSpan, aligned with the bottom of the text. - */ - private ImageSpan makeImageSpan(Context context, int drawableResId, int size, int colour) { - final Drawable drawable = context.getResources().getDrawable(drawableResId); - drawable.mutate(); - drawable.setColorFilter(colour, PorterDuff.Mode.MULTIPLY); - drawable.setBounds(0, 0, size, size); - return new ImageSpan(drawable, ImageSpan.ALIGN_BOTTOM); - } - -}
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