List of usage examples for android.text TextPaint getFontMetricsInt
public FontMetricsInt getFontMetricsInt()
From source file:com.android.contacts.common.list.ShortcutIntentBuilder.java
/** * Generates a phone number shortcut icon. Adds an overlay describing the type of the phone * number, and if there is a photo also adds the call action icon. */// ww w . ja va 2s. com private Bitmap generatePhoneNumberIcon(Drawable photo, int phoneType, String phoneLabel, int actionResId) { final Resources r = mContext.getResources(); final float density = r.getDisplayMetrics().density; Bitmap phoneIcon = ((BitmapDrawable) r.getDrawableForDensity(actionResId, mIconDensity)).getBitmap(); Bitmap icon = generateQuickContactIcon(photo); Canvas canvas = new Canvas(icon); // Copy in the photo Paint photoPaint = new Paint(); photoPaint.setDither(true); photoPaint.setFilterBitmap(true); Rect dst = new Rect(0, 0, mIconSize, mIconSize); // Create an overlay for the phone number type CharSequence overlay = Phone.getTypeLabel(r, phoneType, phoneLabel); if (overlay != null) { TextPaint textPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); textPaint.setTextSize(r.getDimension(R.dimen.shortcut_overlay_text_size)); textPaint.setColor(r.getColor(R.color.textColorIconOverlay)); textPaint.setShadowLayer(4f, 0, 2f, r.getColor(R.color.textColorIconOverlayShadow)); final FontMetricsInt fmi = textPaint.getFontMetricsInt(); // First fill in a darker background around the text to be drawn final Paint workPaint = new Paint(); workPaint.setColor(mOverlayTextBackgroundColor); workPaint.setStyle(Paint.Style.FILL); final int textPadding = r.getDimensionPixelOffset(R.dimen.shortcut_overlay_text_background_padding); final int textBandHeight = (fmi.descent - fmi.ascent) + textPadding * 2; dst.set(0, mIconSize - textBandHeight, mIconSize, mIconSize); canvas.drawRect(dst, workPaint); overlay = TextUtils.ellipsize(overlay, textPaint, mIconSize, TruncateAt.END); final float textWidth = textPaint.measureText(overlay, 0, overlay.length()); canvas.drawText(overlay, 0, overlay.length(), (mIconSize - textWidth) / 2, mIconSize - fmi.descent - textPadding, textPaint); } // Draw the phone action icon as an overlay Rect src = new Rect(0, 0, phoneIcon.getWidth(), phoneIcon.getHeight()); int iconWidth = icon.getWidth(); dst.set(iconWidth - ((int) (20 * density)), -1, iconWidth, ((int) (19 * density))); canvas.drawBitmap(phoneIcon, src, dst, photoPaint); canvas.setBitmap(null); return icon; }
From source file:com.silentcircle.contacts.list.ShortcutIntentBuilder.java
/** * Generates a phone number shortcut icon. Adds an overlay describing the type of the phone * number, and if there is a photo also adds the call action icon. *///from w w w .jav a 2 s . c om private Bitmap generatePhoneNumberIcon(Drawable photo, int phoneType, String phoneLabel, int actionResId) { final Resources r = mContext.getResources(); final float density = r.getDisplayMetrics().density; Bitmap phoneIcon = ((BitmapDrawable) r.getDrawableForDensity(actionResId, mIconDensity)).getBitmap(); Bitmap icon = generateQuickContactIcon(photo); Canvas canvas = new Canvas(icon); // Copy in the photo Paint photoPaint = new Paint(); photoPaint.setDither(true); photoPaint.setFilterBitmap(true); Rect dst = new Rect(0, 0, mIconSize, mIconSize); // Create an overlay for the phone number type CharSequence overlay = Phone.getTypeLabel(r, phoneType, phoneLabel); if (overlay != null) { TextPaint textPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); textPaint.setTextSize(r.getDimension(R.dimen.shortcut_overlay_text_size)); textPaint.setColor(ContextCompat.getColor(mContext, R.color.textColorIconOverlay)); textPaint.setShadowLayer(4f, 0, 2f, ContextCompat.getColor(mContext, R.color.textColorIconOverlayShadow)); final FontMetricsInt fmi = textPaint.getFontMetricsInt(); // First fill in a darker background around the text to be drawn final Paint workPaint = new Paint(); workPaint.setColor(mOverlayTextBackgroundColor); workPaint.setStyle(Paint.Style.FILL); final int textPadding = r.getDimensionPixelOffset(R.dimen.shortcut_overlay_text_background_padding); final int textBandHeight = (fmi.descent - fmi.ascent) + textPadding * 2; dst.set(0, mIconSize - textBandHeight, mIconSize, mIconSize); canvas.drawRect(dst, workPaint); overlay = TextUtils.ellipsize(overlay, textPaint, mIconSize, TruncateAt.END); final float textWidth = textPaint.measureText(overlay, 0, overlay.length()); canvas.drawText(overlay, 0, overlay.length(), (mIconSize - textWidth) / 2, mIconSize - fmi.descent - textPadding, textPaint); } // Draw the phone action icon as an overlay Rect src = new Rect(0, 0, phoneIcon.getWidth(), phoneIcon.getHeight()); int iconWidth = icon.getWidth(); dst.set(iconWidth - ((int) (20 * density)), -1, iconWidth, ((int) (19 * density))); canvas.drawBitmap(phoneIcon, src, dst, photoPaint); canvas.setBitmap(null); return icon; }
From source file:com.android.contacts.ShortcutIntentBuilder.java
/** * Generates a phone number shortcut icon. Adds an overlay describing the type of the phone * number, and if there is a photo also adds the call action icon. *//*ww w . j a v a2 s . co m*/ private Bitmap generatePhoneNumberIcon(Drawable photo, int phoneType, String phoneLabel, int actionResId) { final Resources r = mContext.getResources(); final float density = r.getDisplayMetrics().density; final Drawable phoneDrawable = r.getDrawableForDensity(actionResId, mIconDensity); // These icons have the same height and width so either is fine for the size. final Bitmap phoneIcon = BitmapUtil.drawableToBitmap(phoneDrawable, phoneDrawable.getIntrinsicHeight()); Bitmap icon = generateQuickContactIcon(photo); Canvas canvas = new Canvas(icon); // Copy in the photo Paint photoPaint = new Paint(); photoPaint.setDither(true); photoPaint.setFilterBitmap(true); Rect dst = new Rect(0, 0, mIconSize, mIconSize); // Create an overlay for the phone number type if we're pre-O. O created shortcuts have the // app badge which overlaps the type overlay. CharSequence overlay = Phone.getTypeLabel(r, phoneType, phoneLabel); if (!BuildCompat.isAtLeastO() && overlay != null) { TextPaint textPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); textPaint.setTextSize(r.getDimension(R.dimen.shortcut_overlay_text_size)); textPaint.setColor(r.getColor(R.color.textColorIconOverlay)); textPaint.setShadowLayer(4f, 0, 2f, r.getColor(R.color.textColorIconOverlayShadow)); final FontMetricsInt fmi = textPaint.getFontMetricsInt(); // First fill in a darker background around the text to be drawn final Paint workPaint = new Paint(); workPaint.setColor(mOverlayTextBackgroundColor); workPaint.setStyle(Paint.Style.FILL); final int textPadding = r.getDimensionPixelOffset(R.dimen.shortcut_overlay_text_background_padding); final int textBandHeight = (fmi.descent - fmi.ascent) + textPadding * 2; dst.set(0, mIconSize - textBandHeight, mIconSize, mIconSize); canvas.drawRect(dst, workPaint); overlay = TextUtils.ellipsize(overlay, textPaint, mIconSize, TruncateAt.END); final float textWidth = textPaint.measureText(overlay, 0, overlay.length()); canvas.drawText(overlay, 0, overlay.length(), (mIconSize - textWidth) / 2, mIconSize - fmi.descent - textPadding, textPaint); } // Draw the phone action icon as an overlay int iconWidth = icon.getWidth(); if (BuildCompat.isAtLeastO()) { // On O we need to calculate where the phone icon goes slightly differently. The whole // canvas area is 108dp, a centered circle with a diameter of 66dp is the "safe zone". // So we start the drawing the phone icon at // 108dp - 21 dp (distance from right edge of safe zone to the edge of the canvas) // - 24 dp (size of the phone icon) on the x axis (left) // The y axis is simply 21dp for the distance to the safe zone (top). // See go/o-icons-eng for more details and a handy picture. final int left = (int) (mIconSize - (45 * density)); final int top = (int) (21 * density); canvas.drawBitmap(phoneIcon, left, top, photoPaint); } else { dst.set(iconWidth - ((int) (20 * density)), -1, iconWidth, ((int) (19 * density))); canvas.drawBitmap(phoneIcon, null, dst, photoPaint); } canvas.setBitmap(null); return icon; }