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(svn r25020) -Codechange: refactor SmallMapWindow to make adding map types easier and unduplicate some code (fonsinchen)

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This commit is contained in:
rubidium 2013-02-17 20:51:55 +00:00
parent dfdced2239
commit 52aeef1a79
2 changed files with 123 additions and 109 deletions
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219
src/smallmap_gui.cpp
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@ -996,17 +996,6 @@ SmallMapWindow::SmallMapWindow(const WindowDesc *desc, int window_number) : Wind
this->SmallMapCenterOnCurrentPos();
}
/**
* Compute height given a number of columns.
* @param num_columns Number of columns.
* @return Needed height for displaying the smallmap legends in pixels.
*/
uint SmallMapWindow::GetLegendHeight(uint num_columns) const
{
uint num_rows = max(this->min_number_of_fixed_rows, CeilDiv(max(_smallmap_company_count, _smallmap_industry_count), num_columns));
return WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + num_rows * FONT_HEIGHT_SMALL;
}
/* virtual */ void SmallMapWindow::SetStringParameters(int widget) const
{
switch (widget) {
@ -1091,7 +1080,7 @@ uint SmallMapWindow::GetLegendHeight(uint num_columns) const
case WID_SM_LEGEND: {
uint columns = this->GetNumberColumnsLegend(r.right - r.left + 1);
uint number_of_rows = max((this->map_type == SMT_INDUSTRY || this->map_type == SMT_OWNER) ? CeilDiv(max(_smallmap_company_count, _smallmap_industry_count), columns) : 0, this->min_number_of_fixed_rows);
uint number_of_rows = this->GetNumberRowsLegend(columns);
bool rtl = _current_text_dir == TD_RTL;
uint y_org = r.top + WD_FRAMERECT_TOP;
uint x = rtl ? r.right - this->column_width - WD_FRAMERECT_RIGHT : r.left + WD_FRAMERECT_LEFT;
@ -1104,6 +1093,18 @@ uint SmallMapWindow::GetLegendHeight(uint num_columns) const
uint blob_left = rtl ? this->column_width - 1 - LEGEND_BLOB_WIDTH : 0;
uint blob_right = rtl ? this->column_width - 1 : LEGEND_BLOB_WIDTH;
StringID string = STR_NULL;
switch (this->map_type) {
case SMT_INDUSTRY:
string = STR_SMALLMAP_INDUSTRY;
break;
case SMT_OWNER:
string = STR_SMALLMAP_COMPANY;
break;
default:
break;
}
for (const LegendAndColour *tbl = _legend_table[this->map_type]; !tbl->end; ++tbl) {
if (tbl->col_break || ((this->map_type == SMT_INDUSTRY || this->map_type == SMT_OWNER) && i++ >= number_of_rows)) {
/* Column break needed, continue at top, COLUMN_WIDTH pixels
@ -1115,38 +1116,36 @@ uint SmallMapWindow::GetLegendHeight(uint num_columns) const
uint8 legend_colour = tbl->colour;
if (this->map_type == SMT_INDUSTRY) {
/* Industry name must be formatted, since it's not in tiny font in the specs.
* So, draw with a parameter and use the STR_SMALLMAP_INDUSTRY string, which is tiny font */
SetDParam(0, tbl->legend);
SetDParam(1, Industry::GetIndustryTypeCount(tbl->type));
if (!tbl->show_on_map) {
/* Simply draw the string, not the black border of the legend colour.
* This will enforce the idea of the disabled item */
DrawString(x + text_left, x + text_right, y, STR_SMALLMAP_INDUSTRY, TC_GREY);
} else {
if (tbl->type == _smallmap_industry_highlight) {
switch (this->map_type) {
case SMT_INDUSTRY:
/* Industry name must be formatted, since it's not in tiny font in the specs.
* So, draw with a parameter and use the STR_SMALLMAP_INDUSTRY string, which is tiny font */
SetDParam(0, tbl->legend);
SetDParam(1, Industry::GetIndustryTypeCount(tbl->type));
if (tbl->show_on_map && tbl->type == _smallmap_industry_highlight) {
legend_colour = _smallmap_industry_highlight_state ? PC_WHITE : PC_BLACK;
}
DrawString(x + text_left, x + text_right, y, STR_SMALLMAP_INDUSTRY, TC_BLACK);
GfxFillRect(x + blob_left, y + 1, x + blob_right, y + row_height - 1, PC_BLACK); // Outer border of the legend colour
}
} else if (this->map_type == SMT_OWNER && tbl->company != INVALID_COMPANY) {
SetDParam(0, tbl->company);
if (!tbl->show_on_map) {
/* Simply draw the string, not the black border of the legend colour.
* This will enforce the idea of the disabled item */
DrawString(x + text_left, x + text_right, y, STR_SMALLMAP_COMPANY, TC_GREY);
} else {
DrawString(x + text_left, x + text_right, y, STR_SMALLMAP_COMPANY, TC_BLACK);
GfxFillRect(x + blob_left, y + 1, x + blob_right, y + row_height - 1, PC_BLACK); // Outer border of the legend colour
}
} else {
if (this->map_type == SMT_CONTOUR) SetDParam(0, tbl->height * TILE_HEIGHT_STEP);
/* Anything that is not an industry or a company is using normal process */
GfxFillRect(x + blob_left, y + 1, x + blob_right, y + row_height - 1, PC_BLACK);
DrawString(x + text_left, x + text_right, y, tbl->legend);
/* FALL THROUGH */
case SMT_OWNER:
if (this->map_type != SMT_OWNER || tbl->company != INVALID_COMPANY) {
if (this->map_type == SMT_OWNER) SetDParam(0, tbl->company);
if (!tbl->show_on_map) {
/* Simply draw the string, not the black border of the legend colour.
* This will enforce the idea of the disabled item */
DrawString(x + text_left, x + text_right, y, string, TC_GREY);
} else {
DrawString(x + text_left, x + text_right, y, string, TC_BLACK);
GfxFillRect(x + blob_left, y + 1, x + blob_right, y + row_height - 1, PC_BLACK); // Outer border of the legend colour
}
break;
}
/* FALL_THROUGH */
default:
if (this->map_type == SMT_CONTOUR) SetDParam(0, tbl->height * TILE_HEIGHT_STEP);
/* Anything that is not an industry or a company is using normal process */
GfxFillRect(x + blob_left, y + 1, x + blob_right, y + row_height - 1, PC_BLACK);
DrawString(x + text_left, x + text_right, y, tbl->legend);
break;
}
GfxFillRect(x + blob_left + 1, y + 2, x + blob_right - 1, y + row_height - 2, legend_colour); // Legend colour
@ -1171,6 +1170,54 @@ void SmallMapWindow::SwitchMapType(SmallMapType map_type)
this->SetDirty();
}
/**
* Get the number of rows in the legend from the number of columns. Those
* are at least min_number_of_fixed_rows and possibly more if there are so
* many cargoes, industry types or companies that they won't fit in the
* available space.
* @param columns Number of columns in the legend.
* @return Number of rows needed for everything to fit in.
*/
inline uint SmallMapWindow::GetNumberRowsLegend(uint columns) const
{
uint num_rows = CeilDiv(max(_smallmap_industry_count,_smallmap_company_count), columns);
return max(this->min_number_of_fixed_rows, num_rows);
}
/**
* Select and toggle a legend item. When CTRL is pressed, disable all other
* items in the group defined by begin_legend_item and end_legend_item and
* keep the clicked one enabled even if it was already enabled before. If
* the other items in the group are all disabled already and CTRL is pressed
* enable them instead.
* @param click_pos the index of the item being selected
* @param legend the legend from which we select
* @param end_legend_item index one past the last item in the group to be inverted
* @param begin_legend_item index of the first item in the group to be inverted
*/
void SmallMapWindow::SelectLegendItem(int click_pos, LegendAndColour *legend, int end_legend_item, int begin_legend_item)
{
if (_ctrl_pressed) {
/* Disable all, except the clicked one */
bool changes = false;
for (int i = begin_legend_item; i != end_legend_item; i++) {
bool new_state = (i == click_pos);
if (legend[i].show_on_map != new_state) {
changes = true;
legend[i].show_on_map = new_state;
}
}
if (!changes) {
/* Nothing changed? Then show all (again). */
for (int i = begin_legend_item; i != end_legend_item; i++) {
legend[i].show_on_map = true;
}
}
} else {
legend[click_pos].show_on_map = !legend[click_pos].show_on_map;
}
}
/**
* Determines the mouse position on the legend.
* @param pt Mouse position.
@ -1181,7 +1228,7 @@ int SmallMapWindow::GetPositionOnLegend(Point pt)
const NWidgetBase *wi = this->GetWidget<NWidgetBase>(WID_SM_LEGEND);
uint line = (pt.y - wi->pos_y - WD_FRAMERECT_TOP) / FONT_HEIGHT_SMALL;
uint columns = this->GetNumberColumnsLegend(wi->current_x);
uint number_of_rows = max(CeilDiv(max(_smallmap_company_count, _smallmap_industry_count), columns), this->min_number_of_fixed_rows);
uint number_of_rows = this->GetNumberRowsLegend(columns);
if (line >= number_of_rows) return -1;
bool rtl = _current_text_dir == TD_RTL;
@ -1276,55 +1323,16 @@ int SmallMapWindow::GetPositionOnLegend(Point pt)
case WID_SM_LEGEND: // Legend
if (this->map_type == SMT_INDUSTRY || this->map_type == SMT_OWNER) {
int click_pos = this->GetPositionOnLegend(pt);
/* If industry type small map*/
if (this->map_type == SMT_INDUSTRY) {
/* If click on industries label, find right industry type and enable/disable it. */
int industry_pos = GetPositionOnLegend(pt);
if (industry_pos >= 0 && industry_pos < _smallmap_industry_count) {
if (_ctrl_pressed) {
/* Disable all, except the clicked one. */
bool changes = false;
for (int i = 0; i != _smallmap_industry_count; i++) {
bool new_state = i == industry_pos;
if (_legend_from_industries[i].show_on_map != new_state) {
changes = true;
_legend_from_industries[i].show_on_map = new_state;
}
}
if (!changes) {
/* Nothing changed? Then show all (again). */
for (int i = 0; i != _smallmap_industry_count; i++) {
_legend_from_industries[i].show_on_map = true;
}
}
} else {
_legend_from_industries[industry_pos].show_on_map = !_legend_from_industries[industry_pos].show_on_map;
}
if (click_pos >= 0 && click_pos < _smallmap_industry_count) {
this->SelectLegendItem(click_pos, _legend_from_industries, _smallmap_industry_count);
}
} else if (this->map_type == SMT_OWNER) {
/* If click on companies label, find right company and enable/disable it. */
int company_pos = GetPositionOnLegend(pt);
if (company_pos < NUM_NO_COMPANY_ENTRIES) break;
if (company_pos < _smallmap_company_count) {
if (_ctrl_pressed) {
/* Disable all, except the clicked one */
bool changes = false;
for (int i = NUM_NO_COMPANY_ENTRIES; i != _smallmap_company_count; i++) {
bool new_state = i == company_pos;
if (_legend_land_owners[i].show_on_map != new_state) {
changes = true;
_legend_land_owners[i].show_on_map = new_state;
}
}
if (!changes) {
/* Nothing changed? Then show all (again). */
for (int i = NUM_NO_COMPANY_ENTRIES; i != _smallmap_company_count; i++) {
_legend_land_owners[i].show_on_map = true;
}
}
} else {
_legend_land_owners[company_pos].show_on_map = !_legend_land_owners[company_pos].show_on_map;
}
if (click_pos < _smallmap_company_count) {
this->SelectLegendItem(click_pos, _legend_land_owners, _smallmap_company_count, NUM_NO_COMPANY_ENTRIES);
}
}
this->SetDirty();
@ -1332,30 +1340,25 @@ int SmallMapWindow::GetPositionOnLegend(Point pt)
break;
case WID_SM_ENABLE_ALL:
if (this->map_type == SMT_INDUSTRY) {
for (int i = 0; i != _smallmap_industry_count; i++) {
_legend_from_industries[i].show_on_map = true;
}
} else if (this->map_type == SMT_OWNER) {
for (int i = NUM_NO_COMPANY_ENTRIES; i != _smallmap_company_count; i++) {
_legend_land_owners[i].show_on_map = true;
}
}
this->SetDirty();
break;
case WID_SM_DISABLE_ALL:
if (this->map_type == SMT_INDUSTRY) {
for (int i = 0; i != _smallmap_industry_count; i++) {
_legend_from_industries[i].show_on_map = false;
}
} else {
for (int i = NUM_NO_COMPANY_ENTRIES; i != _smallmap_company_count; i++) {
_legend_land_owners[i].show_on_map = false;
}
/* FALL THROUGH */
case WID_SM_DISABLE_ALL: {
LegendAndColour *tbl = NULL;
switch (this->map_type) {
case SMT_INDUSTRY:
tbl = _legend_from_industries;
break;
case SMT_OWNER:
tbl = &(_legend_land_owners[NUM_NO_COMPANY_ENTRIES]);
break;
default:
NOT_REACHED();
}
for (;!tbl->end; ++tbl) {
tbl->show_on_map = (widget == WID_SM_ENABLE_ALL);
}
this->SetDirty();
break;
}
case WID_SM_SHOW_HEIGHT: // Enable/disable showing of heightmap.
_smallmap_show_heightmap = !_smallmap_show_heightmap;

13
src/smallmap_gui.h
View File

@ -139,8 +139,19 @@ public:
return width / this->column_width;
}
uint GetLegendHeight(uint num_columns) const;
/**
* Compute height given a number of columns.
* @param num_columns Number of columns.
* @return Needed height for displaying the smallmap legends in pixels.
*/
inline uint GetLegendHeight(uint num_columns) const
{
return WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM +
this->GetNumberRowsLegend(num_columns) * FONT_HEIGHT_SMALL;
}
uint GetNumberRowsLegend(uint columns) const;
void SelectLegendItem(int click_pos, LegendAndColour *legend, int end_legend_item, int begin_legend_item = 0);
void SwitchMapType(SmallMapType map_type);
void SetNewScroll(int sx, int sy, int sub);
void SmallMapCenterOnCurrentPos();