/**
* Metoda wyswietlajaca pasek postepu nad przyciskami
*
* @param g Referencja do obiektu klasy Graphics, ktory pozwala na narysowanie pasku postepu
* @param current Aktualny czas trwania piosenki, 0 <= progress <= max
* @param max Calkowity czas trwania piosenki
*/
public void showProgressBar(Graphics g, int current, int max) {
int color = g.getColor(); // przechowanie uzywanego koloru
int progressBarWidth = screenWidth - 25; // szerokosc paska postepu
int progress = (progressBarWidth * current) / max;
if (current == -1) // jesli timer jest wylaczony
progress = 0;
g.setColor(110, 110, 110); // narysowanie szarej obwodki
g.drawRect(10, screenHeight - 29 + buttonsLocation, progressBarWidth + 3, 17);
g.setColor(90, 90, 90); // narysowanie ciemnej obwodki
g.drawRect(11, screenHeight - 28 + buttonsLocation, progressBarWidth + 1, 15);
g.setColor(BACKGROUND_COLOR);
g.fillRect(12, screenHeight - 27 + buttonsLocation, progressBarWidth, 14);
g.setColor(230, 230, 230);
g.fillRect(12, screenHeight - 27 + buttonsLocation, progress, 14);
g.setColor(70, 70, 70);
if (this.displayedScreen == MainCanvas.PLAYER_SCREEN)
g.drawString(
bluetoothPlayer.getCurrentTimeString(),
screenWidth / 2 - 17,
screenHeight - 26 + buttonsLocation,
Graphics.TOP | Graphics.LEFT);
g.setColor(color);
}
/**
* Paint this window. This method should not generally be overridden by subclasses. This method
* carefully stores the clip, translation, and color before calling into subclasses. The graphics
* context should be translated such that it is in this window's coordinate space (0,0 is the top
* left corner of this window).
*
* @param g The graphics object to use to paint this window.
* @param refreshQ The custom queue which holds the set of refresh regions needing to be blitted
* to the screen
*/
public void paint(Graphics g, CGraphicsQ refreshQ) {
// We reset our dirty flag first. Any layers that become
// dirty in the duration of this method will then cause it
// to toggle back to true for the subsequent pass.
// IMPL NOTE: when layers start to do complex animation, there will
// likely need to be better atomic handling of the dirty state,
// and layers becoming dirty and getting painted
this.dirty = false;
// Store the clip, translate, font, color
cX = g.getClipX();
cY = g.getClipY();
cW = g.getClipWidth();
cH = g.getClipHeight();
tranX = g.getTranslateX();
tranY = g.getTranslateY();
font = g.getFont();
color = g.getColor();
// We set the basic clip to the size of this window
g.setClip(bounds[X], bounds[Y], bounds[W], bounds[H]);
synchronized (layers) {
sweepAndMarkLayers();
copyAndCleanDirtyLayers();
}
paintLayers(g, refreshQ);
// We restore the original clip. The original font, color, etc.
// have already been restored
g.setClip(cX, cY, cW, cH);
}
/**
* Draws the specified character.
*
* @param g the graphics context
* @param c the character to be drawn
* @param x the x coordinate of the anchor point
* @param y the y coordinate of the anchor point
* @return the x coordinate for the next character
*/
public int drawChar(Graphics g, char c, int x, int y) {
setColor(g.getColor());
int nextX = drawOneChar(g, c, x, y);
if ((style & Font.STYLE_UNDERLINED) != 0) {
int yU = y + this.baseline + 2;
g.drawLine(x, yU, nextX - 1, yU);
}
return nextX;
}
/**
* Metoda wyswietlajaca okreg obrazujacy postep wykrywania urzadzen
*
* @param g Referencja do obiektu klasy Graphics, ktory pozwala na narysowanie pasku postepu
* @param progress Liczba z zakresu 0 - 359: zakres luku
*/
public void showInquiryProgress(Graphics g, int progress) {
int c = g.getColor();
g.setColor(255, 255, 255);
g.drawArc(screenWidth - 25, screenHeight - 57, 10, 16, 0, progress);
g.setColor(c);
bluetoothLogoSmallSprite.setPosition(screenWidth - 24, screenHeight - 56);
bluetoothLogoSmallSprite.paint(g);
}
/**
* Draws the specified characters.
*
* @param g the graphics context
* @param data the array of characters to be drawn
* @param offset the start offset in the data
* @param length the number of characters to be drawn
* @param x the x coordinate of the anchor point
* @param y the y coordinate of the anchor point
* @param anchors the anchor point for positioning the text
* @return the x coordinate for the next character
*/
public int drawChars(Graphics g, char[] data, int offset, int length, int x, int y, int anchors) {
int xx = getX(charsWidth(data, offset, length), x, anchors);
int yy = getY(y, anchors);
setColor(g.getColor());
for (int i = offset; i < offset + length; i++) {
xx = drawOneChar(g, data[i], xx, yy);
}
if ((style & Font.STYLE_UNDERLINED) != 0) {
int yU = y + this.baseline + 2;
g.drawLine(x, yU, xx - 1, yU);
}
return xx;
}
/**
* Draws the specified substring.
*
* @param g the graphics context
* @param text the text to be drawn
* @param offset the index of a first character
* @param length the number of characters
* @param x the x coordinate of the anchor point
* @param y the y coordinate of the anchor point
* @param anchors the anchor point for positioning the text
* @return the x coordinate for the next string
*/
public int drawSubstring(
Graphics g, String text, int offset, int length, int x, int y, int anchors) {
int xx = getX(substringWidth(text, offset, length), x, anchors);
int yy = getY(y, anchors);
setColor(g.getColor());
for (int i = offset; i < offset + length; i++) {
xx = drawOneChar(g, text.charAt(i), xx, yy);
}
if ((style & Font.STYLE_UNDERLINED) != 0) {
int yU = y + this.baseline + 2;
g.drawLine(x, yU, xx - 1, yU);
}
return xx;
}
/**
* Metoda wyswietlajaca biblioteke muzyczna na wyswietlaczu
*
* @param g Referencja do obiektu klasy Graphics, ktory pozwala na wyswietlenie tekstu
* @param player Referencja do obiektu klasy odtwarzacza muzycznego
* @param screenSelectedItemIndex Indeks wybranego elementu na wyswietlaczu
* @param screenNumberOfItems Liczba elementow wyswietlonych na wyswietlaczu
*/
public void showMediaLibrary(
Graphics g, BluetoothPlayer player, int screenSelectedItemIndex, int screenNumberOfItems) {
int color = g.getColor(); // przechowanie uzywanego koloru
int textPos = 0;
String text;
g.setColor(255, 255, 255); // biala czcionka
for (int i = 0; i < screenNumberOfItems; i++) {
text =
bluetoothPlayer
.getMediaLibrary()
.getItem(
bluetoothPlayer.getMediaLibrary().getMediaLibrarySelectedItem()
- screenSelectedItemIndex
+ i,
g);
if (text != null) {
// jesli zmienil sie wybrany tekst
if ((screenSelectedItemIndex == i) && (text.equals(mediaLibraryLastText) == false)) {
mediaLibraryLastText = text;
mediaLibraryTextPos = 0;
mediaLibraryWaitTimeText = SCROLL_TIME_WAIT;
}
textPos = mediaLibraryTextPos;
// if whole text can be displayed at once
if (Font.getDefaultFont().stringWidth(text) <= screenWidth - 32) {
g.setColor(255, 255, 255); // biala czcionka
g.drawString(text, 10, i * (fontHeight + 5) + 8, Graphics.TOP | Graphics.LEFT);
}
// if text doesn't fit into the screen
else {
String leftTextTmp = "";
int j = 0;
// cut text from the left as long as it doesn't fit to the screen (only for selected item)
if (screenSelectedItemIndex == i)
while (Font.getDefaultFont().stringWidth(leftTextTmp) < textPos) {
leftTextTmp = text.substring(0, ++j);
}
String textTmp = text.substring(j, text.length());
boolean textRightCut = false;
// cut text from the right as long as it doesn't fit to the screen
while (Font.getDefaultFont().stringWidth(textTmp) > screenWidth - 24) {
textTmp = textTmp.substring(0, textTmp.length() - 1);
textRightCut = true;
}
g.setColor(255, 255, 255); // biala czcionka
g.drawString(textTmp, 10, i * (fontHeight + 5) + 8, Graphics.TOP | Graphics.LEFT);
g.setColor(BACKGROUND_COLOR); // zamazanie tekstu po bokach
g.fillRect(screenWidth - 10, i * (fontHeight + 5) + 8, 5, fontHeight);
if (screenSelectedItemIndex == i) {
if ((textRightCut == false)
&& (mediaLibraryWaitTimeText == 0)) // jesli tekst przewinal sie do konca
mediaLibraryWaitTimeText = SCROLL_TIME_WAIT;
if (mediaLibraryWaitTimeText == 0) mediaLibraryTextPos += 2; // przewiniecie tekstu
// if text is going to be displayed statically (without scrolling it)
else {
mediaLibraryWaitTimeText--;
// if wait time has ended, start scrolling from the beginning
if ((mediaLibraryWaitTimeText == 0) && (mediaLibraryTextPos != 0)) {
mediaLibraryWaitTimeText = SCROLL_TIME_WAIT;
mediaLibraryTextPos = 0;
}
}
}
}
}
}
g.setColor(255, 255, 255);
// obwodka dla podswietlonego elementu
if (screenNumberOfItems > 0)
g.drawRect(
7, screenSelectedItemIndex * (fontHeight + 5) + 6, screenWidth - 16, fontHeight + 1);
g.setColor(color);
}
/**
* Metoda sluzaca do wypisania tekstu na ekranie w podanej linii
*
* @param g Referencja do obiektu klasy Graphics, ktory pozwala na wyswietlenie tekstu
* @param text Tekst, ktory ma zostac wypisany
* @param line Numer linii, w ktorej ma zostac wypisany tekst
* @return <code>true</code> jesli wypisanie tekstu powiodlo sie, <code>false</code> w przeciwnym
* razie
*/
public boolean drawText(Graphics g, String text, int line) {
int color = g.getColor(); // przechowanie uzywanego koloru
int textPos = 0;
g.setColor(BACKGROUND_COLOR); // zamazanie starego tekstu
g.fillRect(16, 16 + line * (fontHeight + 3), screenWidth - 32, fontHeight);
if (line == 0) {
// if displayed text had changed
if (text.equals(lastText0) == false) {
lastText0 = text;
textPos0 = 0;
waitTimeText0 = SCROLL_TIME_WAIT;
}
textPos = textPos0;
} else if (line == 1) {
// if displayed text had changed
if (text.equals(lastText1) == false) {
lastText1 = text;
textPos1 = 0;
waitTimeText1 = SCROLL_TIME_WAIT;
}
textPos = textPos1;
}
// if whole text can be displayed at once
if (Font.getDefaultFont().stringWidth(text) <= screenWidth - 32) {
g.setColor(255, 255, 255); // biala czcionka
g.drawString(text, 16, 16 + line * (fontHeight + 3), Graphics.TOP | Graphics.LEFT);
}
// if text doesn't fit into the screen
else {
String leftTextTmp = "";
int i = 0;
// cut text from the left as long as it doesn't fit to the screen
while (Font.getDefaultFont().stringWidth(leftTextTmp) < textPos) {
leftTextTmp = text.substring(0, ++i);
}
String textTmp = text.substring(i, text.length());
boolean textRightCut = false;
// cut text from the right as long as it doesn't fit to the screen
while (Font.getDefaultFont().stringWidth(textTmp) > screenWidth - 32) {
textTmp = textTmp.substring(0, textTmp.length() - 1);
textRightCut = true;
}
g.setColor(255, 255, 255); // biala czcionka
g.drawString(textTmp, 16, 16 + line * (fontHeight + 3), Graphics.TOP | Graphics.LEFT);
g.setColor(BACKGROUND_COLOR); // zamazanie tekstu po bokach
g.fillRect(screenWidth - 16, 16 + line * (fontHeight + 3), 11, fontHeight);
// g.fillRect(5, 16 + line*(fontHeight + 3), 11, fontHeight);
if (line == 0) {
if ((textRightCut == false) && (waitTimeText0 == 0)) // jesli tekst przewinal sie do konca
waitTimeText0 = SCROLL_TIME_WAIT;
if (waitTimeText0 == 0) textPos0 += 2; // przewiniecie tekstu
// if text is going to be displayed statically (without scrolling it)
else {
waitTimeText0--;
// if wait time has ended, start scrolling from the beginning
if ((waitTimeText0 == 0) && (textPos0 != 0)) {
waitTimeText0 = SCROLL_TIME_WAIT;
textPos0 = 0;
}
}
} else if (line == 1) {
if ((textRightCut == false) && (waitTimeText1 == 0)) // jesli tekst przewinal sie do konca
waitTimeText1 = SCROLL_TIME_WAIT;
if (waitTimeText1 == 0) textPos1 += 2; // przewiniecie tekstu
// if text is going to be displayed statically (without scrolling it)
else {
waitTimeText1--;
// if wait time has ended, start scrolling from the beginning
if ((waitTimeText1 == 0) && (textPos1 != 0)) {
waitTimeText1 = SCROLL_TIME_WAIT;
textPos1 = 0;
}
}
}
}
g.setColor(color);
return true;
}