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MinecraftConsoles/Minecraft.Client/ScrolledSelectionList.cpp
Loki Rautio 087b7e7abf Revert "Project modernization (#630)" 
This code was not tested and breaks in Release builds, reverting to restore
functionality of the nightly. All in-game menus do not work and generating
a world crashes.

This reverts commit a9be52c41a.
2026-03-07 21:12:22 -06:00

359 lines
11 KiB
C++
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#include "stdafx.h"
#include "ScrolledSelectionList.h"
#include "Button.h"
#include "Tesselator.h"
#include "Textures.h"
#include "..\Minecraft.World\System.h"
ScrolledSelectionList::ScrolledSelectionList(Minecraft *minecraft, int width, int height, int y0, int y1, int itemHeight)
{
this->minecraft = minecraft;
this->width = width;
this->height = height;
this->y0 = y0;
this->y1 = y1;
this->itemHeight = itemHeight;
this->x0 = 0;
this->x1 = width;
// 4J Stu - Smoe default initialisers
upId = 0;
downId = 0;
yDrag = 0.0f;
yDragScale = 0.0f;
yo = 0.0f;
lastSelection = 0;
lastSelectionTime = 0;
renderSelection = false;
_renderHeader = false;
headerHeight = 0;
//End
}
void ScrolledSelectionList::setRenderSelection(bool renderSelection)
{
this->renderSelection = renderSelection;
}
void ScrolledSelectionList::setRenderHeader(bool renderHeader, int headerHeight)
{
this->_renderHeader = renderHeader;
this->headerHeight = headerHeight;
if (!_renderHeader)
{
this->headerHeight = 0;
}
}
int ScrolledSelectionList::getMaxPosition()
{
return getNumberOfItems() * itemHeight + headerHeight;
}
void ScrolledSelectionList::renderHeader(int x, int y, Tesselator *t)
{
}
void ScrolledSelectionList::clickedHeader(int headerMouseX, int headerMouseY)
{
}
void ScrolledSelectionList::renderDecorations(int mouseX, int mouseY)
{
}
int ScrolledSelectionList::getItemAtPosition(int x, int y)
{
int x0 = width / 2 - (92 + 16 + 2);
int x1 = width / 2 + (92 + 16 + 2);
int clickSlotPos = (y - y0 - headerHeight + (int) yo - 4);
int slot = clickSlotPos / itemHeight;
if (x >= x0 && x <= x1 && slot >= 0 && clickSlotPos >= 0 && slot < getNumberOfItems())
{
return slot;
}
return -1;
}
void ScrolledSelectionList::init(vector<Button *> *buttons, int upButtonId, int downButtonId)
{
this->upId = upButtonId;
this->downId = downButtonId;
}
void ScrolledSelectionList::capYPosition()
{
int max = getMaxPosition() - (y1 - y0 - 4);
if (max < 0) max /= 2;
if (yo < 0) yo = 0;
if (yo > max) yo = (float)max;
}
void ScrolledSelectionList::buttonClicked(Button *button)
{
if (!button->active) return;
if (button->id == upId)
{
yo -= (itemHeight * 2) / 3;
yDrag = DRAG_OUTSIDE;
capYPosition();
} else if (button->id == downId)
{
yo += (itemHeight * 2) / 3;
yDrag = DRAG_OUTSIDE;
capYPosition();
}
}
void ScrolledSelectionList::render(int xm, int ym, float a)
{
// 4J Unused
#if 0
renderBackground();
int itemCount = getNumberOfItems();
int xx0 = width / 2 + 124;
int xx1 = xx0 + 6;
if (Mouse::isButtonDown(0))
{
if (yDrag == NO_DRAG)
{
bool doDrag = true;
if (ym >= y0 && ym <= y1)
{
int x0 = width / 2 - (92 + 16 + 2);
int x1 = width / 2 + (92 + 16 + 2);
int clickSlotPos = (ym - y0 - headerHeight + (int) yo - 4);
int slot = clickSlotPos / itemHeight;
if (xm >= x0 && xm <= x1 && slot >= 0 && clickSlotPos >= 0 && slot < itemCount)
{
bool doubleClick = slot == lastSelection && (System::currentTimeMillis() - lastSelectionTime) < 250;
selectItem(slot, doubleClick);
lastSelection = slot;
lastSelectionTime = System::currentTimeMillis();
}
else if (xm >= x0 && xm <= x1 && clickSlotPos < 0)
{
clickedHeader(xm - x0, ym - y0 + (int) yo - 4);
doDrag = false;
}
if (xm >= xx0 && xm <= xx1)
{
yDragScale = -1;
int max = getMaxPosition() - (y1 - y0 - 4);
if (max < 1) max = 1;
int barHeight = (int) ((y1 - y0) * (y1 - y0) / (float) getMaxPosition());
if (barHeight < 32) barHeight = 32;
if (barHeight > (y1 - y0 - 8)) barHeight = (y1 - y0 - 8);
// int yp = yo * (y1 - y0 - barHeight) / max + y0;
// if (yp < y0) yp = y0;
yDragScale /= (y1 - y0 - barHeight) / (float) max;
}
else
{
yDragScale = 1;
}
if (doDrag)
{
yDrag = (float)ym;
}
else
{
yDrag = DRAG_OUTSIDE;
}
}
else
{
yDrag = DRAG_OUTSIDE;
}
}
else if (yDrag >= 0)
{
yo -= (ym - yDrag) * yDragScale;
yDrag = (float)ym;
}
}
else
{
yDrag = NO_DRAG;
}
capYPosition();
glDisable(GL_LIGHTING);
glDisable(GL_FOG);
Tesselator *t = Tesselator::getInstance();
glBindTexture(GL_TEXTURE_2D, minecraft->textures->loadTexture(L"/gui/background.png"));
glColor4f(1.0f, 1, 1, 1);
float s = 32;
t->begin();
t->color(0x202020);
t->vertexUV((float)(x0), (float)( y1), (float)( 0), (float)( x0 / s), (float)( (y1 + (int) yo) / s));
t->vertexUV((float)(x1), (float)( y1), (float)( 0), (float)( x1 / s), (float)( (y1 + (int) yo) / s));
t->vertexUV((float)(x1), (float)( y0), (float)( 0), (float)( x1 / s), (float)( (y0 + (int) yo) / s));
t->vertexUV((float)(x0), (float)( y0), (float)( 0), (float)( x0 / s), (float)( (y0 + (int) yo) / s));
t->end();
int rowX = width / 2 - 92 - 16;
int rowBaseY = y0 + 4 - (int) yo;
if (_renderHeader)
{
renderHeader(rowX, rowBaseY, t);
}
for (int i = 0; i < itemCount; i++)
{
int y = rowBaseY + (i) * itemHeight + headerHeight;
int h = itemHeight - 4;
if (y > y1 || (y + h) < y0)
{
continue;
}
if (renderSelection && isSelectedItem(i))
{
int x0 = width / 2 - (92 + 16 + 2);
int x1 = width / 2 + (92 + 16 + 2);
glColor4f(1, 1, 1, 1);
glDisable(GL_TEXTURE_2D);
t->begin();
t->color(0x808080);
t->vertexUV((float)(x0), (float)( y + h + 2), (float)( 0), (float)( 0), (float)( 1));
t->vertexUV((float)(x1), (float)( y + h + 2), (float)( 0), (float)( 1), (float)( 1));
t->vertexUV((float)(x1), (float)( y - 2), (float)( 0), (float)( 1), (float)( 0));
t->vertexUV((float)(x0), (float)( y - 2), (float)( 0), (float)( 0), (float)( 0));
t->color(0x000000);
t->vertexUV((float)(x0 + 1), (float)( y + h + 1), (float)( 0), (float)( 0), (float)( 1));
t->vertexUV((float)(x1 - 1), (float)( y + h + 1), (float)( 0), (float)( 1), (float)( 1));
t->vertexUV((float)(x1 - 1), (float)( y - 1), (float)( 0), (float)( 1), (float)( 0));
t->vertexUV((float)(x0 + 1), (float)( y - 1), (float)( 0), (float)( 0), (float)( 0));
t->end();
glEnable(GL_TEXTURE_2D);
}
renderItem(i, rowX, y, h, t);
}
glDisable(GL_DEPTH_TEST);
int d = 4;
renderHoleBackground(0, y0, 255, 255);
renderHoleBackground(y1, height, 255, 255);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glDisable(GL_ALPHA_TEST);
glShadeModel(GL_SMOOTH);
glDisable(GL_TEXTURE_2D);
t->begin();
t->color(0x000000, 0);
t->vertexUV((float)(x0), (float)( y0 + d), (float)( 0), (float)( 0), (float)( 1));
t->vertexUV((float)(x1), (float)( y0 + d), (float)( 0), (float)( 1), (float)( 1));
t->color(0x000000, 255);
t->vertexUV((float)(x1), (float)( y0), (float)( 0), (float)( 1), (float)( 0));
t->vertexUV((float)(x0), (float)( y0), (float)( 0), (float)( 0), (float)( 0));
t->end();
t->begin();
t->color(0x000000, 255);
t->vertexUV((float)(x0), (float)( y1), (float)( 0), (float)( 0), (float)( 1));
t->vertexUV((float)(x1), (float)( y1), (float)( 0), (float)( 1), (float)( 1));
t->color(0x000000, 0);
t->vertexUV((float)(x1), (float)( y1 - d), (float)( 0), (float)( 1), (float)( 0));
t->vertexUV((float)(x0), (float)( y1 - d), (float)( 0), (float)( 0), (float)( 0));
t->end();
{
int max = getMaxPosition() - (y1 - y0 - 4);
if (max > 0)
{
int barHeight = (int) (y1 - y0) * (y1 - y0) / (getMaxPosition());
if (barHeight < 32) barHeight = 32;
if (barHeight > (y1 - y0 - 8)) barHeight = (y1 - y0 - 8);
int yp = (int) yo * (y1 - y0 - barHeight) / max + y0;
if (yp < y0) yp = y0;
t->begin();
t->color(0x000000, 255);
t->vertexUV((float)(xx0), (float)( y1), (float)( 0), (float)( 0), (float)( 1));
t->vertexUV((float)(xx1), (float)( y1), (float)( 0), (float)( 1), (float)( 1));
t->vertexUV((float)(xx1), (float)( y0), (float)( 0), (float)( 1), (float)( 0));
t->vertexUV((float)(xx0), (float)( y0), (float)( 0), (float)( 0), (float)( 0));
t->end();
t->begin();
t->color(0x808080, 255);
t->vertexUV((float)(xx0), (float)( yp + barHeight), (float)( 0), (float)( 0), (float)( 1));
t->vertexUV((float)(xx1), (float)( yp + barHeight), (float)( 0), (float)( 1), (float)( 1));
t->vertexUV((float)(xx1), (float)( yp), (float)( 0), (float)( 1), (float)( 0));
t->vertexUV((float)(xx0), (float)( yp), (float)( 0), (float)( 0), (float)( 0));
t->end();
t->begin();
t->color(0xc0c0c0, 255);
t->vertexUV((float)(xx0), (float)( yp + barHeight - 1), (float)( 0), (float)( 0), (float)( 1));
t->vertexUV((float)(xx1 - 1), (float)( yp + barHeight - 1), (float)( 0), (float)( 1), (float)( 1));
t->vertexUV((float)(xx1 - 1), (float)( yp), (float)( 0), (float)( 1), (float)( 0));
t->vertexUV((float)(xx0), (float)( yp), (float)( 0), (float)( 0), (float)( 0));
t->end();
}
}
renderDecorations(xm, ym);
glEnable(GL_TEXTURE_2D);
glShadeModel(GL_FLAT);
glEnable(GL_ALPHA_TEST);
glDisable(GL_BLEND);
#endif
}
void ScrolledSelectionList::renderHoleBackground(int y0, int y1, int a0, int a1)
{
// 4J Unused
#if 0
Tesselator *t = Tesselator::getInstance();
glBindTexture(GL_TEXTURE_2D, minecraft->textures->loadTexture(L"/gui/background.png"));
glColor4f(1.0f, 1, 1, 1);
float s = 32;
t->begin();
t->color(0x404040, a1);
t->vertexUV((float)(0), (float)( y1), (float)( 0), (float)( 0), (float)( y1 / s));
t->vertexUV((float)(width), (float)( y1), (float)( 0), (float)( width / s), (float)( y1 / s));
t->color(0x404040, a0);
t->vertexUV((float)(width), (float)( y0), (float)( 0), (float)( width / s), (float)( y0 / s));
t->vertexUV((float)(0), (float)( y0), (float)( 0), (float)( 0), (float)( y0 / s));
t->end();
#endif
}
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