From 58f5cf0ab5dfc3c002103b9e34e0e117e1ca8ffd Mon Sep 17 00:00:00 2001 From: Dees_Troy Date: Wed, 27 Feb 2013 22:21:41 +0000 Subject: Copy fast scroll feature to listbox --- gui/listbox.cpp | 95 +++++++++++++++++++++++++++++++++++++++++++++++++++++++-- gui/objects.hpp | 8 +++++ 2 files changed, 101 insertions(+), 2 deletions(-) diff --git a/gui/listbox.cpp b/gui/listbox.cpp index 263f82f90..605172348 100644 --- a/gui/listbox.cpp +++ b/gui/listbox.cpp @@ -48,6 +48,8 @@ GUIListBox::GUIListBox(xml_node<>* node) mHeaderSeparatorH = mLineHeight = mHeaderIsStatic = mHeaderH = actualLineHeight = 0; mIconSelected = mIconUnselected = mBackground = mFont = mHeaderIcon = NULL; mBackgroundX = mBackgroundY = mBackgroundW = mBackgroundH = 0; + mFastScrollW = mFastScrollLineW = mFastScrollRectW = mFastScrollRectH = 0; + mFastScrollRectX = mFastScrollRectY = -1; mUpdate = 0; touchDebounce = 6; ConvertStrToColor("black", &mBackgroundColor); @@ -56,6 +58,8 @@ GUIListBox::GUIListBox(xml_node<>* node) ConvertStrToColor("black", &mHeaderSeparatorColor); ConvertStrToColor("white", &mFontColor); ConvertStrToColor("white", &mHeaderFontColor); + ConvertStrToColor("white", &mFastScrollLineColor); + ConvertStrToColor("white", &mFastScrollRectColor); hasHighlightColor = false; hasFontHighlightColor = false; isHighlighted = false; @@ -215,6 +219,43 @@ GUIListBox::GUIListBox(xml_node<>* node) DataManager::SetValue(mVariable, attr->value()); } + // Fast scroll colors + child = node->first_node("fastscroll"); + if (child) + { + attr = child->first_attribute("linecolor"); + if(attr) + ConvertStrToColor(attr->value(), &mFastScrollLineColor); + + attr = child->first_attribute("rectcolor"); + if(attr) + ConvertStrToColor(attr->value(), &mFastScrollRectColor); + + attr = child->first_attribute("w"); + if (attr) { + string parsevalue = gui_parse_text(attr->value()); + mFastScrollW = atoi(parsevalue.c_str()); + } + + attr = child->first_attribute("linew"); + if (attr) { + string parsevalue = gui_parse_text(attr->value()); + mFastScrollLineW = atoi(parsevalue.c_str()); + } + + attr = child->first_attribute("rectw"); + if (attr) { + string parsevalue = gui_parse_text(attr->value()); + mFastScrollRectW = atoi(parsevalue.c_str()); + } + + attr = child->first_attribute("recth"); + if (attr) { + string parsevalue = gui_parse_text(attr->value()); + mFastScrollRectH = atoi(parsevalue.c_str()); + } + } + // Retrieve the line height gr_getFontDetails(mFont ? mFont->GetResource() : NULL, &mFontHeight, NULL); mLineHeight = mFontHeight; @@ -314,11 +355,14 @@ int GUIListBox::Render(void) int line; int listSize = mList.size(); + int listW = mRenderW; if (listSize < lines) { lines = listSize; scrollingY = 0; + mFastScrollRectX = mFastScrollRectY = -1; } else { + listW -= mFastScrollW; // space for fast scroll lines++; if (lines < listSize) lines++; @@ -397,12 +441,12 @@ int GUIListBox::Render(void) rect_y = currentIconHeight; gr_blit(icon->GetResource(), 0, 0, currentIconWidth, rect_y, mRenderX + currentIconOffsetX, image_y); } - gr_textExWH(mRenderX + mIconWidth + 5, yPos + fontOffsetY, label.c_str(), fontResource, mRenderX + mRenderW, mRenderY + mRenderH); + gr_textExWH(mRenderX + mIconWidth + 5, yPos + fontOffsetY, label.c_str(), fontResource, mRenderX + listW, mRenderY + mRenderH); // Add the separator if (yPos + actualLineHeight < mRenderH + mRenderY) { gr_color(mSeparatorColor.red, mSeparatorColor.green, mSeparatorColor.blue, 255); - gr_fill(mRenderX, yPos + actualLineHeight - mSeparatorH, mRenderW, mSeparatorH); + gr_fill(mRenderX, yPos + actualLineHeight - mSeparatorH, listW, mSeparatorH); } // Move the yPos @@ -437,6 +481,27 @@ int GUIListBox::Render(void) gr_fill(mRenderX, yPos + mHeaderH - mHeaderSeparatorH, mRenderW, mHeaderSeparatorH); } + // render fast scroll + lines = (mRenderH - mHeaderH) / (actualLineHeight); + if(mFastScrollW > 0 && listSize > lines) + { + int startX = listW + mRenderX; + int fWidth = mRenderW - listW; + int fHeight = mRenderH - mHeaderH; + + // line + gr_color(mFastScrollLineColor.red, mFastScrollLineColor.green, mFastScrollLineColor.blue, 255); + gr_fill(startX + fWidth/2, mRenderY + mHeaderH, mFastScrollLineW, mRenderH - mHeaderH); + + // rect + int pct = ((mStart*actualLineHeight - scrollingY)*100)/((listSize)*actualLineHeight-lines*actualLineHeight); + mFastScrollRectX = startX + (fWidth - mFastScrollRectW)/2; + mFastScrollRectY = mRenderY+mHeaderH + ((fHeight - mFastScrollRectH)*pct)/100; + + gr_color(mFastScrollRectColor.red, mFastScrollRectColor.green, mFastScrollRectColor.blue, 255); + gr_fill(mFastScrollRectX, mFastScrollRectY, mFastScrollRectW, mFastScrollRectH); + } + mUpdate = 0; return 0; } @@ -551,6 +616,32 @@ int GUIListBox::NotifyTouch(TOUCH_STATE state, int x, int y) break; } + // Fast scroll + if(mFastScrollRectX != -1 && x >= mRenderX + mRenderW - mFastScrollW) + { + int pct = ((y-mRenderY-mHeaderH)*100)/(mRenderH-mHeaderH); + int totalSize = mList.size(); + int lines = (mRenderH - mHeaderH) / (actualLineHeight); + + float l = float((totalSize-lines)*pct)/100; + if(l + lines >= totalSize) + { + mStart = totalSize - lines; + scrollingY = 0; + } + else + { + mStart = l; + scrollingY = -(l - int(l))*actualLineHeight; + } + + startSelection = -1; + mUpdate = 1; + scrollingSpeed = 0; + isHighlighted = false; + break; + } + // Provide some debounce on initial touches if (startSelection != -1 && abs(y - startY) < touchDebounce) { isHighlighted = true; diff --git a/gui/objects.hpp b/gui/objects.hpp index 86353685a..8e0cc94f2 100644 --- a/gui/objects.hpp +++ b/gui/objects.hpp @@ -550,6 +550,12 @@ protected: int mLineSpacing; int mUpdate; int mBackgroundX, mBackgroundY, mBackgroundW, mBackgroundH, mHeaderH; + int mFastScrollW; + int mFastScrollLineW; + int mFastScrollRectW; + int mFastScrollRectH; + int mFastScrollRectX; + int mFastScrollRectY; int mIconWidth, mIconHeight, mSelectedIconWidth, mSelectedIconHeight, mUnselectedIconWidth, mUnselectedIconHeight, mHeaderIconHeight, mHeaderIconWidth; int scrollingSpeed; int scrollingY; @@ -567,6 +573,8 @@ protected: COLOR mHeaderFontColor; COLOR mSeparatorColor; COLOR mHeaderSeparatorColor; + COLOR mFastScrollLineColor; + COLOR mFastScrollRectColor; bool hasHighlightColor; bool hasFontHighlightColor; bool isHighlighted; -- cgit v1.2.3