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diff --git a/util/gui/scroll-list.cpp b/util/gui/scroll-list.cpp
index 807854df..574e9601 100644
--- a/util/gui/scroll-list.cpp
+++ b/util/gui/scroll-list.cpp
@@ -1,191 +1,230 @@
#include "../bitmap.h"
#include "../trans-bitmap.h"
#include "scroll-list.h"
#include "../font.h"
#include <math.h>
+#include "../debug.h"
namespace Gui{
static const double FONT_SPACER = 1.3;
static const int GradientMax = 50;
+double SCROLL_STEP = 20;
+double SCROLL_MOTION = 2;
+const int SCROLL_WAIT = 4;
+
static int selectedGradientStart(){
static int color = Graphics::makeColor(19, 167, 168);
return color;
}
static int selectedGradientEnd(){
static int color = Graphics::makeColor(27, 237, 239);
return color;
}
ScrollItem::ScrollItem(){
}
ScrollItem::~ScrollItem(){
}
ScrollList::ScrollList():
currentIndex(0),
fontSpacingX(0),
fontSpacingY(0),
currentPosition(0),
scrollWait(0),
selectedGradient(GradientMax, selectedGradientStart(), selectedGradientEnd()),
useGradient(false),
useHighlight(false),
-allowWrap(true){}
+allowWrap(true),
+scroll(0){}
ScrollList::ScrollList(const ScrollList & copy):
currentIndex(copy.currentIndex),
fontSpacingX(copy.fontSpacingX),
fontSpacingY(copy.fontSpacingY),
currentPosition(copy.currentPosition),
scrollWait(copy.scrollWait),
selectedGradient(GradientMax, selectedGradientStart(), selectedGradientEnd()),
useGradient(copy.useGradient),
useHighlight(copy.useHighlight),
-allowWrap(true){}
+allowWrap(true),
+scroll(0){}
ScrollList::~ScrollList(){}
ScrollList & ScrollList::operator=(const ScrollList & copy){
return *this;
}
void ScrollList::act(){
+ if (scrollWait == 0){
+ if (scroll > SCROLL_MOTION){
+ scroll -= SCROLL_MOTION;
+ } else if (scroll < -SCROLL_MOTION){
+ scroll += SCROLL_MOTION;
+ } else {
+ scroll = 0;
+ currentPosition = currentIndex;
+ }
+ } else {
+ scrollWait -= 1;
+ }
+
+ /*
+ if (scrollWait > 0){
+ scrollWait -= 1;
+ } else {
+ currentPosition = currentIndex;
+ }
+ */
}
/* this is the smooth scroll stuff from context-box */
void ScrollList::doDraw(int x, int y, int middle_x, int min_y, int max_y, const Font & font, int current, int selected, const Graphics::Bitmap & area, int direction){
int fadeAlpha = 255;
while (y < max_y && y > min_y){
int pick = current;
while (pick < 0){
pick += text.size();
}
pick = pick % text.size();
Util::ReferenceCount<ScrollItem> option = text[pick];
const int startx = middle_x - option->size(font) / 2;
/* draw current selection, make it glow */
if (current == selected){
Graphics::Bitmap::transBlender(0, 0, 0, fadeAlpha);
Graphics::TranslucentBitmap translucent(area);
const int color = useGradient ? selectedGradient.current() : selectedGradientStart();
option->draw(x + startx, y, color, translucent, font);
#if 0
if (option->isAdjustable()){
const int triangleSize = 14;
int cx = startx - 15;
int cy = (int)(y + (font.getHeight()/FONT_SPACER) / 2 + 2);
/* do the triangles need to be translucent? */
translucent.equilateralTriangle(cx, cy, 180, triangleSize, option->getLeftColor());
cx = (x + startx + font.textLength(option->getName().c_str()))+15;
translucent.equilateralTriangle(cx, cy, 0, triangleSize, option->getRightColor());
}
#endif
} else {
/* draw some other item, and fade it */
int count = (int) fabs((double) current - (double) selected);
/* TODO: maybe scale by the number of total items instead of using 35 */
int textAlpha = fadeAlpha - (count * 35);
if (textAlpha < 0){
textAlpha = 0;
}
Graphics::Bitmap::transBlender(0, 0, 0, textAlpha);
const int color = Graphics::makeColor(255,255,255);
option->draw(x + startx, y, color, area.translucent(), font);
// font.printf(x + startx, y, color, area.translucent(), option->getName(), 0);
}
if (text.size() == 1){
return;
}
current += direction;
y += direction * font.getHeight() / FONT_SPACER;
}
}
void ScrollList::render(const Graphics::Bitmap & where, const Font & font){
+
+ SCROLL_STEP = font.getHeight() / 2;
+ SCROLL_MOTION = SCROLL_STEP / 8;
- int y = where.getHeight() / 2;
+ // Global::debug(0) << "Scroll is " << scroll << std::endl;
+ int y = where.getHeight() / 2 + scroll - font.getHeight() / 2;
int min_y = 0 - font.getHeight() / FONT_SPACER;
int max_y = where.getHeight();
doDraw(0, y, where.getWidth() / 2, min_y, max_y, font, currentIndex, currentIndex, where, 1);
/* draw above the current selection */
doDraw(0, y - font.getHeight() / FONT_SPACER, where.getWidth() / 2, min_y, max_y, font, currentIndex - 1, currentIndex, where, -1);
/*
int y = 0;
int x = 5;
int current = currentIndex;
while (y < where.getHeight()){
Util::ReferenceCount<ScrollItem> & item = this->text[current];
if (current == currentIndex){
Graphics::Bitmap::transBlender(0, 0, 0, 255);
} else {
Graphics::Bitmap::transBlender(0, 0, 0, 128);
}
item->draw(x, y, where.translucent(), font);
y += font.getHeight();
current = (current + 1 + this->text.size()) % this->text.size();
}
*/
}
void ScrollList::addItem(const Util::ReferenceCount<ScrollItem> & text){
this->text.push_back(text);
}
void ScrollList::addItems(const std::vector<Util::ReferenceCount<ScrollItem> > & texts){
this->text.insert(text.end(), texts.begin(), texts.end());
}
void ScrollList::setPosition(const Gui::Coordinate & location){
this->position = location;
}
bool ScrollList::next(){
currentIndex++;
+ scroll = SCROLL_STEP;
+ if (scrollWait == 0){
+ scrollWait = SCROLL_WAIT;
+ }
if (currentIndex >= text.size()){
if (allowWrap){
currentIndex = 0;
return true;
} else {
currentIndex = text.size()-1;
return false;
}
}
return true;
}
bool ScrollList::previous(){
+ scroll = -SCROLL_STEP;
+ if (scrollWait == 0){
+ scrollWait = SCROLL_WAIT;
+ }
if (currentIndex > 0){
currentIndex--;
} else if (currentIndex == 0){
if (allowWrap){
currentIndex = text.size()-1;
return true;
} else {
return false;
}
}
return true;
}
bool ScrollList::setCurrentIndex(unsigned int index){
if (index >= text.size()){
return false;
}
currentIndex = index;
return true;
}
}
diff --git a/util/gui/scroll-list.h b/util/gui/scroll-list.h
index e7897e7b..9cd1ce4a 100644
--- a/util/gui/scroll-list.h
+++ b/util/gui/scroll-list.h
@@ -1,152 +1,155 @@
#ifndef _gui_scroll_list_h
#define _gui_scroll_list_h
#include <string>
#include <vector>
#include "coordinate.h"
#include "../gradient.h"
#include "../pointer.h"
class Font;
namespace Gui{
/* pure virtual class */
class ScrollItem{
public:
ScrollItem();
virtual void draw(int x, int y, int color, const Graphics::Bitmap & where, const Font & font) const = 0;
/* size in pixels, used for justification */
virtual int size(const Font & font) const = 0;
virtual ~ScrollItem();
};
class ScrollList {
public:
ScrollList();
ScrollList(const ScrollList &);
virtual ~ScrollList();
//! copy
ScrollList & operator=(const ScrollList &);
//! Logic
virtual void act();
//! Render
virtual void render(const Graphics::Bitmap &, const Font & font);
//! Add item
virtual void addItem(const Util::ReferenceCount<ScrollItem> & item);
//! Add vector of text
virtual void addItems(const std::vector<Util::ReferenceCount<ScrollItem> > & items);
//! Set Position
virtual void setPosition(const Gui::Coordinate &);
//! Set font spacing
inline virtual void setFontSpacing(int x, int y){
this->fontSpacingX = x;
this->fontSpacingY = y;
}
//! Set font spacing X
inline virtual void setFontSpacingX(int x){
this->fontSpacingX = x;
}
//! Set font spacing X
inline virtual void setFontSpacingY(int y){
this->fontSpacingY = y;
}
//! Next
virtual bool next();
//! Previous
virtual bool previous();
//! Set current index
virtual bool setCurrentIndex(unsigned int index);
//! Get current index
virtual inline unsigned int getCurrentIndex() const {
return this->currentIndex;
}
//! Set gradient
virtual inline void setGradient(bool use){
this->useGradient = use;
}
//! Get gradient
virtual inline bool gradientActive() const {
return this->useGradient;
}
//! Set highlight
virtual inline void setHighlight(bool use){
this->useHighlight = use;
}
//! Get highlight
virtual inline bool highlightActive() const {
return this->useHighlight;
}
//! Set wrap
virtual inline void setWrap(bool wrap){
this->allowWrap = wrap;
}
//! Get wrap
virtual inline bool getWrap() const {
return this->allowWrap;
}
private:
/* smooth drawing */
void doDraw(int x, int y, int middle_x, int min_y, int max_y, const Font & font, int current, int selected, const Graphics::Bitmap & area, int direction);
//! Text
std::vector<Util::ReferenceCount<ScrollItem> > text;
//! Current index
unsigned int currentIndex;
//! Coordinates (size of)
Gui::Coordinate position;
//! Font Spacing
int fontSpacingX, fontSpacingY;
//! Current position for smooth scrolling
int currentPosition;
//! Scroll wait
int scrollWait;
//! Gradient for selected cursor
Effects::Gradient selectedGradient;
//! Use gradient
bool useGradient;
//! Use highlight
bool useHighlight;
//! Is wrappable
bool allowWrap;
+
+ /* how much to scroll by */
+ double scroll;
};
}
#endif

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