diff options
Diffstat (limited to 'libs/color-picker-view/src/afzkl/development/mColorPicker/views/ColorDialogView.java')
| -rw-r--r-- | libs/color-picker-view/src/afzkl/development/mColorPicker/views/ColorDialogView.java | 494 |
1 files changed, 494 insertions, 0 deletions
diff --git a/libs/color-picker-view/src/afzkl/development/mColorPicker/views/ColorDialogView.java b/libs/color-picker-view/src/afzkl/development/mColorPicker/views/ColorDialogView.java new file mode 100644 index 0000000..2333002 --- /dev/null +++ b/libs/color-picker-view/src/afzkl/development/mColorPicker/views/ColorDialogView.java @@ -0,0 +1,494 @@ +/* + * Copyright (C) 2013 The CyanogenMod Project + * + * 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 afzkl.development.mColorPicker.views; + +import afzkl.development.mColorPicker.views.ColorPickerView.OnColorChangedListener; + +import android.app.Activity; +import android.content.Context; +import android.content.res.Resources; +import android.graphics.Color; +import android.graphics.PixelFormat; +import android.text.Editable; +import android.text.InputFilter; +import android.text.InputType; +import android.text.Spanned; +import android.text.TextWatcher; +import android.util.AttributeSet; +import android.util.DisplayMetrics; +import android.util.TypedValue; +import android.view.Gravity; +import android.view.View; +import android.view.ViewGroup; +import android.view.inputmethod.EditorInfo; +import android.widget.EditText; +import android.widget.LinearLayout; +import android.widget.RelativeLayout; +import android.widget.ScrollView; +import android.widget.TextView; + +/** + * A view use directly into a dialog. It contains a one {@link ColorPickerView} + * and two {@link ColorPanelView} (the current color and the new color) + */ +public class ColorDialogView extends RelativeLayout + implements OnColorChangedListener, TextWatcher { + + private static final int DEFAULT_MARGIN_DP = 16; + private static final int DEFAULT_PANEL_HEIGHT_DP = 32; + private static final int DEFAULT_TEXT_SIZE_SP = 12; + private static final int DEFAULT_LABEL_TEXT_SIZE_SP = 18; + + private ColorPickerView mPickerView; + private ColorPanelView mCurrentColorView; + private ColorPanelView mNewColorView; + private TextView tvCurrent; + private TextView tvNew; + private TextView tvColorLabel; + private EditText etColor; + + private String mCurrentLabelText = "Current:"; //$NON-NLS-1$ + private String mNewLabelText = "New:"; //$NON-NLS-1$ + + private String mColorLabelText = "Color:"; //$NON-NLS-1$ + + /** + * Constructor of <code>ColorDialogView</code> + * + * @param context The current context + */ + public ColorDialogView(Context context) { + this(context, null); + } + + /** + * Constructor of <code>ColorDialogView</code> + * + * @param context The current context + * @param attrs The attributes of the XML tag that is inflating the view. + */ + public ColorDialogView(Context context, AttributeSet attrs) { + this(context, attrs, 0); + } + + /** + * Constructor of <code>ColorDialogView</code> + * + * @param context The current context + * @param attrs The attributes of the XML tag that is inflating the view. + * @param defStyle The default style to apply to this view. If 0, no style + * will be applied (beyond what is included in the theme). This may + * either be an attribute resource, whose value will be retrieved + * from the current theme, or an explicit style resource. + */ + public ColorDialogView(Context context, AttributeSet attrs, int defStyle) { + super(context, attrs, defStyle); + init(); + } + + /** + * Method that initializes the view. This method loads all the necessary + * information and create an appropriate layout for the view + */ + private void init() { + // To fight color branding. + ((Activity)getContext()).getWindow().setFormat(PixelFormat.RGBA_8888); + + // Create the scrollview over the dialog + final int dlgMarging = (int)convertDpToPixel(DEFAULT_MARGIN_DP); + ScrollView sv = new ScrollView(getContext()); + sv.setId(generateViewId()); + RelativeLayout.LayoutParams lp = new RelativeLayout.LayoutParams( + android.view.ViewGroup.LayoutParams.MATCH_PARENT, + android.view.ViewGroup.LayoutParams.WRAP_CONTENT); + lp.setMargins(dlgMarging, 0, dlgMarging, 0); + sv.setLayoutParams(lp); + sv.setScrollBarStyle(View.SCROLLBARS_OUTSIDE_INSET); + + // Now the vertical layout + LinearLayout ll = new LinearLayout(getContext()); + ll.setId(generateViewId()); + lp = new RelativeLayout.LayoutParams( + android.view.ViewGroup.LayoutParams.MATCH_PARENT, + android.view.ViewGroup.LayoutParams.MATCH_PARENT); + ll.setLayoutParams(lp); + ll.setOrientation(LinearLayout.VERTICAL); + sv.addView(ll); + + // Creates the color input field + int id = createColorInput(ll); + + // Creates the color picker + id = createColorPicker(ll, id); + + // Creates the current color and new color panels + id = createColorsPanel(ll, id); + + // Add the scrollview + addView(sv); + + // Sets the input color + this.etColor.setText(toHex(this.mNewColorView.getColor())); + } + + /** + * Method that creates the color input + * + * @param parent The parent layout + */ + private int createColorInput(ViewGroup parent) { + final int dlgMarging = (int)convertDpToPixel(DEFAULT_MARGIN_DP); + LinearLayout.LayoutParams lp2 = new LinearLayout.LayoutParams( + android.view.ViewGroup.LayoutParams.WRAP_CONTENT, + android.view.ViewGroup.LayoutParams.MATCH_PARENT); + lp2.setMargins(0, 0, dlgMarging, 0); + this.tvColorLabel = new TextView(getContext()); + this.tvColorLabel.setText(this.mColorLabelText); + this.tvColorLabel.setTextSize(TypedValue.COMPLEX_UNIT_SP, DEFAULT_LABEL_TEXT_SIZE_SP); + this.tvColorLabel.setGravity(Gravity.BOTTOM | Gravity.LEFT); + this.tvColorLabel.setLayoutParams(lp2); + + lp2 = new LinearLayout.LayoutParams( + android.view.ViewGroup.LayoutParams.WRAP_CONTENT, + android.view.ViewGroup.LayoutParams.WRAP_CONTENT); + this.etColor = new EditText(getContext()); + this.etColor.setSingleLine(); + this.etColor.setGravity(Gravity.TOP | Gravity.LEFT); + this.etColor.setCursorVisible(true); + this.etColor.setImeOptions( + EditorInfo.IME_ACTION_DONE | EditorInfo.IME_FLAG_NO_FULLSCREEN); + this.etColor.setInputType( + InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS); + this.etColor.setLayoutParams(lp2); + InputFilter[] filters = new InputFilter[2]; + filters[0] = new InputFilter.LengthFilter(8); + filters[1] = new InputFilter() { + @Override + public CharSequence filter(CharSequence source, int start, + int end, Spanned dest, int dstart, int dend) { + if (start >= end) return ""; //$NON-NLS-1$ + String s = source.subSequence(start, end).toString(); + StringBuilder sb = new StringBuilder(); + int cc = s.length(); + for (int i = 0; i < cc; i++) { + char c = s.charAt(i); + if ((c >= '0' && c <= '9') || + (c >= 'a' && c <= 'f') || + (c >= 'A' && c <= 'F')) { + sb.append(c); + } + } + return sb.toString().toUpperCase(); + } + }; + this.etColor.setFilters(filters); + this.etColor.addTextChangedListener(this); + + LinearLayout ll1 = new LinearLayout(getContext()); + ll1.setId(generateViewId()); + RelativeLayout.LayoutParams lp = new RelativeLayout.LayoutParams( + android.view.ViewGroup.LayoutParams.MATCH_PARENT, + android.view.ViewGroup.LayoutParams.WRAP_CONTENT); + lp.setMargins(dlgMarging, 0, dlgMarging, 0); + lp.addRule(RelativeLayout.ALIGN_PARENT_TOP); + ll1.setLayoutParams(lp); + ll1.addView(this.tvColorLabel); + ll1.addView(this.etColor); + parent.addView(ll1); + + return ll1.getId(); + } + + /** + * Method that creates the color picker + * + * @param parent The parent layout + * @param belowOf The anchor view + * @return id The layout id + */ + private int createColorPicker(ViewGroup parent, int belowOf) { + final int dlgMarging = (int)convertDpToPixel(DEFAULT_MARGIN_DP); + this.mPickerView = new ColorPickerView(getContext()); + this.mPickerView.setId(generateViewId()); + this.mPickerView.setOnColorChangedListener(this); + RelativeLayout.LayoutParams lp = new RelativeLayout.LayoutParams( + android.view.ViewGroup.LayoutParams.MATCH_PARENT, + android.view.ViewGroup.LayoutParams.WRAP_CONTENT); + lp.setMargins(dlgMarging, 0, dlgMarging, 0); + lp.addRule(RelativeLayout.BELOW, belowOf); + this.mPickerView.setLayoutParams(lp); + parent.addView(this.mPickerView); + return this.mPickerView.getId(); + } + + /** + * Method that creates the colors panel (current and new) + * + * @param parent The parent layout + * @param belowOf The anchor view + * @return id The layout id + */ + private int createColorsPanel(ViewGroup parent, int belowOf) { + final int dlgMarging = (int)convertDpToPixel(DEFAULT_MARGIN_DP); + final int panelHeight = (int)convertDpToPixel(DEFAULT_PANEL_HEIGHT_DP); + LinearLayout.LayoutParams lp2 = new LinearLayout.LayoutParams( + android.view.ViewGroup.LayoutParams.MATCH_PARENT, + android.view.ViewGroup.LayoutParams.MATCH_PARENT, + 1); + + // Titles + this.tvCurrent = new TextView(getContext()); + lp2 = new LinearLayout.LayoutParams( + android.view.ViewGroup.LayoutParams.MATCH_PARENT, + android.view.ViewGroup.LayoutParams.WRAP_CONTENT, + 1); + this.tvCurrent.setLayoutParams(lp2); + this.tvCurrent.setText(this.mCurrentLabelText); + this.tvCurrent.setTextSize(TypedValue.COMPLEX_UNIT_SP, DEFAULT_TEXT_SIZE_SP); + this.tvNew = new TextView(getContext()); + this.tvNew.setLayoutParams(lp2); + this.tvNew.setText(this.mNewLabelText); + this.tvNew.setTextSize(TypedValue.COMPLEX_UNIT_SP, DEFAULT_TEXT_SIZE_SP); + TextView sep1 = new TextView(getContext()); + lp2 = new LinearLayout.LayoutParams( + android.view.ViewGroup.LayoutParams.WRAP_CONTENT, + android.view.ViewGroup.LayoutParams.WRAP_CONTENT, + 0); + lp2.setMargins(dlgMarging, 0, dlgMarging, 0); + sep1.setLayoutParams(lp2); + sep1.setText(" "); //$NON-NLS-1$ + sep1.setTextSize(TypedValue.COMPLEX_UNIT_SP, DEFAULT_TEXT_SIZE_SP); + + LinearLayout ll1 = new LinearLayout(getContext()); + ll1.setId(generateViewId()); + RelativeLayout.LayoutParams lp = new RelativeLayout.LayoutParams( + android.view.ViewGroup.LayoutParams.MATCH_PARENT, + android.view.ViewGroup.LayoutParams.WRAP_CONTENT); + lp.setMargins(dlgMarging, 0, dlgMarging, dlgMarging/2); + lp.addRule(RelativeLayout.BELOW, belowOf); + ll1.setLayoutParams(lp); + ll1.addView(this.tvCurrent); + ll1.addView(sep1); + ll1.addView(this.tvNew); + parent.addView(ll1); + + // Color panels + lp2 = new LinearLayout.LayoutParams( + android.view.ViewGroup.LayoutParams.MATCH_PARENT, + android.view.ViewGroup.LayoutParams.WRAP_CONTENT, + 1); + this.mCurrentColorView = new ColorPanelView(getContext()); + this.mCurrentColorView.setLayoutParams(lp2); + this.mNewColorView = new ColorPanelView(getContext()); + this.mNewColorView.setLayoutParams(lp2); + TextView sep2 = new TextView(getContext()); + lp2 = new LinearLayout.LayoutParams( + android.view.ViewGroup.LayoutParams.WRAP_CONTENT, + android.view.ViewGroup.LayoutParams.WRAP_CONTENT, + 0); + lp2.setMargins(dlgMarging, 0, dlgMarging, 0); + sep2.setLayoutParams(lp2); + sep2.setText("-"); //$NON-NLS-1$ + sep2.setTextSize(TypedValue.COMPLEX_UNIT_SP, DEFAULT_TEXT_SIZE_SP); + + LinearLayout ll2 = new LinearLayout(getContext()); + ll2.setId(generateViewId()); + lp = new RelativeLayout.LayoutParams( + android.view.ViewGroup.LayoutParams.MATCH_PARENT, panelHeight); + lp.setMargins(dlgMarging, 0, dlgMarging, dlgMarging/2); + lp.addRule(RelativeLayout.BELOW, ll1.getId()); + ll2.setLayoutParams(lp); + ll2.addView(this.mCurrentColorView); + ll2.addView(sep2); + ll2.addView(this.mNewColorView); + parent.addView(ll2); + + return ll2.getId(); + } + + /** + * Method that returns the color of the picker + * + * @return The ARGB color + */ + public int getColor() { + return this.mPickerView.getColor(); + } + + /** + * Method that set the color of the picker + * + * @param argb The ARGB color + */ + public void setColor(int argb) { + setColor(argb, false); + } + + /** + * Method that set the color of the picker + * + * @param argb The ARGB color + * @param fromEditText If the call comes from the <code>EditText</code> + */ + private void setColor(int argb, boolean fromEditText) { + this.mPickerView.setColor(argb, false); + this.mCurrentColorView.setColor(argb); + this.mNewColorView.setColor(argb); + if (!fromEditText) { + this.etColor.setText(toHex(this.mNewColorView.getColor())); + } + } + + /** + * Method that display/hide the alpha slider + * + * @param show If the alpha slider should be shown + */ + public void showAlphaSlider(boolean show) { + this.mPickerView.setAlphaSliderVisible(show); + } + + /** + * Set the text that should be shown in the alpha slider. + * Set to null to disable text. + * + * @param text Text that should be shown. + */ + public void setAlphaSliderText(String text) { + this.mPickerView.setAlphaSliderText(text); + } + + /** + * Set the text that should be shown in the actual color panel. + * Set to null to disable text. + * + * @param text Text that should be shown. + */ + public void setCurrentColorText(String text) { + this.mCurrentLabelText = text; + this.tvCurrent.setText(this.mCurrentLabelText); + } + + /** + * Set the text that should be shown in the new color panel. + * Set to null to disable text. + * + * @param text Text that should be shown. + */ + public void setNewColorText(String text) { + this.mNewLabelText = text; + this.tvNew.setText(this.mNewLabelText); + } + + /** + * Set the text that should be shown in the label of the color input. + * Set to null to disable text. + * + * @param text Text that should be shown. + */ + public void setColorLabelText(String text) { + this.mColorLabelText = text; + this.tvColorLabel.setText(this.mColorLabelText); + } + + /** + * {@inheritDoc} + */ + @Override + public void onColorChanged(int color) { + this.mNewColorView.setColor(color); + this.etColor.removeTextChangedListener(this); + this.etColor.setText(toHex(this.mNewColorView.getColor())); + this.etColor.addTextChangedListener(this); + } + + /** + * {@inheritDoc} + */ + @Override + public void beforeTextChanged(CharSequence s, int start, int count, int after) {/**NON BLOCK**/} + + /** + * {@inheritDoc} + */ + @Override + public void onTextChanged(CharSequence s, int start, int before, int count) {/**NON BLOCK**/} + + /** + * {@inheritDoc} + */ + @Override + public void afterTextChanged(Editable s) { + if (s.length() == 8) { + try { + setColor(toARGB(s.toString()), true); + } catch (Exception e) {/**NON BLOCK**/} + } + } + + /** + * This method converts dp unit to equivalent device specific value in pixels. + * + * @param ctx The current context + * @param dp A value in dp (Device independent pixels) unit + * @return float A float value to represent Pixels equivalent to dp according to device + */ + private float convertDpToPixel(float dp) { + Resources resources = getContext().getResources(); + DisplayMetrics metrics = resources.getDisplayMetrics(); + return dp * (metrics.densityDpi / 160f); + } + + /** + * Method that converts an ARGB color to its hex string color representation + * + * @param argb The ARGB color + * @return String The hex string representation of the color + */ + private static String toHex(int argb) { + StringBuilder sb = new StringBuilder(); + sb.append(toHexString((byte)Color.alpha(argb))); + sb.append(toHexString((byte)Color.red(argb))); + sb.append(toHexString((byte)Color.green(argb))); + sb.append(toHexString((byte)Color.blue(argb))); + return sb.toString(); + } + + /** + * Method that converts an hex string color representation to an ARGB color + * + * @param hex The hex string representation of the color + * @return int The ARGB color + */ + private static int toARGB(String hex) { + return Color.parseColor("#" + hex); //$NON-NLS-1$ + } + + /** + * Method that converts a byte into its hex string representation + * + * @param v The value to convert + * @return String The hex string representation + */ + private static String toHexString(byte v) { + String hex = Integer.toHexString(v & 0xff); + if (hex.length() == 1) { + hex = "0" + hex; //$NON-NLS-1$ + } + return hex.toUpperCase(); + } +} |