| 1 | /* avenprcore.cc |
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| 2 | * Printer independent parts of Survex printer drivers |
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| 3 | * Copyright (C) 1993-2002,2004,2005,2006,2010,2011,2012 Olly Betts |
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| 4 | * Copyright (C) 2004 Philip Underwood |
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| 5 | * |
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| 6 | * This program is free software; you can redistribute it and/or modify |
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| 7 | * it under the terms of the GNU General Public License as published by |
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| 8 | * the Free Software Foundation; either version 2 of the License, or |
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| 9 | * (at your option) any later version. |
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| 10 | * |
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| 11 | * This program is distributed in the hope that it will be useful, |
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | * GNU General Public License for more details. |
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| 15 | * |
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| 16 | * You should have received a copy of the GNU General Public License |
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| 17 | * along with this program; if not, write to the Free Software |
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| 18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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| 19 | */ |
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| 20 | |
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| 21 | /* FIXME provide more explanation when reporting errors in print.ini */ |
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| 22 | |
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| 23 | #ifdef HAVE_CONFIG_H |
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| 24 | # include <config.h> |
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| 25 | #endif |
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| 26 | |
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| 27 | #include <stdio.h> |
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| 28 | #include <stdlib.h> |
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| 29 | #include <limits.h> |
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| 30 | #include <math.h> |
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| 31 | #include <string.h> |
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| 32 | #include <ctype.h> |
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| 33 | #include <float.h> |
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| 34 | |
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| 35 | #include "mainfrm.h" |
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| 36 | |
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| 37 | #include "useful.h" |
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| 38 | #include "filename.h" |
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| 39 | #include "message.h" |
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| 40 | #include "filelist.h" |
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| 41 | #include "img.h" |
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| 42 | #include "avenprcore.h" |
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| 43 | #include "debug.h" |
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| 44 | |
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| 45 | #if defined __WXMSW__ || defined __WXMAC__ |
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| 46 | # include <wx/dcprint.h> |
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| 47 | #else |
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| 48 | # include <wx/dcps.h> |
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| 49 | #endif |
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| 50 | |
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| 51 | layout::layout(wxPageSetupDialogData* data) |
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| 52 | : Labels(false), Crosses(false), Shots(true), Surface(false), |
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| 53 | Xsect(false), Walls(false), Passages(false), |
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| 54 | SkipBlank(false), Border(true), Cutlines(true), Raw(false), |
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| 55 | title(), datestamp(), Scale(0), rot(0), tilt(0), |
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| 56 | view(PLAN), scX(1), scY(1), xMin(0), xMax(-1), yMin(0), yMax(-1), |
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| 57 | pagesX(1), pagesY(1), pages(1), xOrg(0), yOrg(0), footer() |
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| 58 | { |
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| 59 | // Create a temporary wxPrinterDC/wxPostScriptDC so we can get access to |
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| 60 | // the size of the printable area in mm to allow us to calculate how many |
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| 61 | // pages will be needed. |
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| 62 | #if defined __WXMSW__ || defined __WXMAC__ |
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| 63 | wxPrinterDC pdc(data->GetPrintData()); |
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| 64 | #else |
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| 65 | wxPostScriptDC pdc(data->GetPrintData()); |
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| 66 | #endif |
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| 67 | int width, depth; |
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| 68 | pdc.GetSizeMM(&width, &depth); |
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| 69 | width -= data->GetMarginBottomRight().x + data->GetMarginTopLeft().x; |
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| 70 | PaperWidth = width; |
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| 71 | depth -= data->GetMarginBottomRight().y + data->GetMarginTopLeft().y; |
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| 72 | // Allow for the 10mm footer. |
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| 73 | PaperDepth = depth - 10; |
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| 74 | } |
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| 75 | |
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| 76 | void |
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| 77 | layout::pages_required() { |
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| 78 | double image_dx, image_dy; |
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| 79 | double image_centre_x, image_centre_y; |
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| 80 | double paper_centre_x, paper_centre_y; |
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| 81 | |
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| 82 | double allow = 21.0; |
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| 83 | if (!Raw) allow += 30.0; |
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| 84 | double Sc = 1000 / Scale; |
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| 85 | image_dx = (xMax - xMin) * Sc; |
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| 86 | if (PaperWidth > 0.0) { |
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| 87 | pagesX = (int)ceil((image_dx + 19.0) / PaperWidth); |
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| 88 | } else { |
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| 89 | /* paperwidth not fixed (eg window or roll printer/plotter) */ |
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| 90 | pagesX = 1; |
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| 91 | PaperWidth = image_dx + 19.0; |
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| 92 | } |
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| 93 | paper_centre_x = (pagesX * PaperWidth) / 2; |
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| 94 | image_centre_x = Sc * (xMax + xMin) / 2; |
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| 95 | xOrg = paper_centre_x - image_centre_x; |
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| 96 | |
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| 97 | image_dy = (yMax - yMin) * Sc; |
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| 98 | if (PaperDepth > 0.0) { |
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| 99 | pagesY = (int)ceil((image_dy + allow) / PaperDepth); |
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| 100 | } else { |
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| 101 | /* paperdepth not fixed (eg window or roll printer/plotter) */ |
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| 102 | pagesY = 1; |
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| 103 | PaperDepth = image_dy + allow; |
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| 104 | } |
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| 105 | paper_centre_y = 20 + (pagesY * PaperDepth) / 2; |
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| 106 | image_centre_y = Sc * (yMax + yMin) / 2; |
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| 107 | yOrg = paper_centre_y - image_centre_y; |
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| 108 | |
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| 109 | pages = pagesX * pagesY; |
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| 110 | } |
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| 111 | |
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| 112 | static void setting_missing(const char *v) |
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| 113 | { |
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| 114 | fatalerror(/*Parameter “%s” missing in printer configuration file*/85, v); |
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| 115 | } |
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| 116 | |
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| 117 | static void setting_bad_value(const char *v, const char *p) |
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| 118 | { |
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| 119 | fatalerror(/*Parameter “%s” has invalid value “%s” in printer configuration file*/82, |
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| 120 | v, p); |
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| 121 | } |
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| 122 | |
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| 123 | int |
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| 124 | as_int(const char *v, char *p, int min_val, int max_val) |
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| 125 | { |
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| 126 | long val; |
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| 127 | char *pEnd; |
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| 128 | if (!p) setting_missing(v); |
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| 129 | val = strtol(p, &pEnd, 10); |
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| 130 | if (pEnd == p || val < (long)min_val || val > (long)max_val) |
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| 131 | setting_bad_value(v, p); |
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| 132 | osfree(p); |
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| 133 | return (int)val; |
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| 134 | } |
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| 135 | |
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| 136 | /* Converts '0'-'9' to 0-9, 'A'-'F' to 10-15 and 'a'-'f' to 10-15. |
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| 137 | * Undefined on other values */ |
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| 138 | #define CHAR2HEX(C) (((C)+((C)>64?9:0))&15) |
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| 139 | |
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| 140 | unsigned long |
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| 141 | as_colour(const char *v, char *p) |
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| 142 | { |
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| 143 | unsigned long val = 0xffffffff; |
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| 144 | if (!p) setting_missing(v); |
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| 145 | switch (tolower(*p)) { |
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| 146 | case '#': { |
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| 147 | char *q = p + 1; |
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| 148 | while (isxdigit((unsigned char)*q)) q++; |
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| 149 | if (q - p == 4) { |
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| 150 | val = CHAR2HEX(p[1]) * 0x110000; |
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| 151 | val |= CHAR2HEX(p[2]) * 0x1100; |
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| 152 | val |= CHAR2HEX(p[3]) * 0x11; |
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| 153 | } else if (q - p == 7) { |
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| 154 | val = ((CHAR2HEX(p[1]) << 4) | CHAR2HEX(p[2])) << 16; |
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| 155 | val |= ((CHAR2HEX(p[3]) << 4) | CHAR2HEX(p[4])) << 8; |
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| 156 | val |= (CHAR2HEX(p[5]) << 4) | CHAR2HEX(p[6]); |
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| 157 | } |
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| 158 | break; |
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| 159 | } |
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| 160 | case 'a': |
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| 161 | if (strcasecmp(p, "aqua") == 0) val = 0x00fffful; |
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| 162 | break; |
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| 163 | case 'b': |
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| 164 | if (strcasecmp(p, "black") == 0) val = 0x000000ul; |
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| 165 | else if (strcasecmp(p, "blue") == 0) val = 0x0000fful; |
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| 166 | break; |
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| 167 | case 'f': |
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| 168 | if (strcasecmp(p, "fuchsia") == 0) val = 0xff00fful; |
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| 169 | break; |
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| 170 | case 'g': |
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| 171 | if (strcasecmp(p, "gray") == 0) val = 0x808080ul; |
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| 172 | else if (strcasecmp(p, "green") == 0) val = 0x008000ul; |
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| 173 | break; |
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| 174 | case 'l': |
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| 175 | if (strcasecmp(p, "lime") == 0) val = 0x00ff00ul; |
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| 176 | break; |
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| 177 | case 'm': |
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| 178 | if (strcasecmp(p, "maroon") == 0) val = 0x800000ul; |
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| 179 | break; |
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| 180 | case 'n': |
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| 181 | if (strcasecmp(p, "navy") == 0) val = 0x000080ul; |
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| 182 | break; |
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| 183 | case 'o': |
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| 184 | if (strcasecmp(p, "olive") == 0) val = 0x808000ul; |
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| 185 | break; |
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| 186 | case 'p': |
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| 187 | if (strcasecmp(p, "purple") == 0) val = 0x800080ul; |
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| 188 | break; |
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| 189 | case 'r': |
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| 190 | if (strcasecmp(p, "red") == 0) val = 0xff0000ul; |
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| 191 | break; |
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| 192 | case 's': |
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| 193 | if (strcasecmp(p, "silver") == 0) val = 0xc0c0c0ul; |
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| 194 | break; |
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| 195 | case 't': |
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| 196 | if (strcasecmp(p, "teal") == 0) val = 0x008080ul; |
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| 197 | break; |
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| 198 | case 'w': |
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| 199 | if (strcasecmp(p, "white") == 0) val = 0xfffffful; |
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| 200 | break; |
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| 201 | case 'y': |
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| 202 | if (strcasecmp(p, "yellow") == 0) val = 0xffff00ul; |
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| 203 | break; |
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| 204 | } |
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| 205 | if (val == 0xffffffff) setting_bad_value(v, p); |
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| 206 | osfree(p); |
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| 207 | return val; |
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| 208 | } |
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| 209 | |
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| 210 | #define DEF_RATIO (1.0/(double)DEFAULT_SCALE) |
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| 211 | |
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| 212 | /* pick a scale which will make it fit in the desired size */ |
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| 213 | void |
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| 214 | layout::pick_scale(int x, int y) |
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| 215 | { |
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| 216 | double Sc_x, Sc_y; |
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| 217 | /* pagesY = ceil((image_dy+allow)/PaperDepth) |
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| 218 | * so (image_dy+allow)/PaperDepth <= pagesY < (image_dy+allow)/PaperDepth+1 |
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| 219 | * so image_dy <= pagesY*PaperDepth-allow < image_dy+PaperDepth |
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| 220 | * and Sc = image_dy / (yMax-yMin) |
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| 221 | * so Sc <= (pagesY*PaperDepth-allow)/(yMax-yMin) < Sc+PaperDepth/(yMax-yMin) |
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| 222 | */ |
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| 223 | Sc_x = Sc_y = DEF_RATIO; |
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| 224 | if (PaperWidth > 0.0 && xMax > xMin) |
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| 225 | Sc_x = (x * PaperWidth - 19.0) / (xMax - xMin); |
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| 226 | if (PaperDepth > 0.0 && yMax > yMin) { |
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| 227 | double allow = 21.0; |
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| 228 | if (!Raw) allow += 30.0; |
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| 229 | Sc_y = (y * PaperDepth - allow) / (yMax - yMin); |
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| 230 | } |
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| 231 | |
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| 232 | Sc_x = min(Sc_x, Sc_y) * 0.99; /* shrink by 1% so we don't cock up */ |
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| 233 | #if 0 /* this picks a nice (in some sense) ratio, but is too stingy */ |
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| 234 | double E = pow(10.0, floor(log10(Sc_x))); |
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| 235 | Sc_x = floor(Sc_x / E) * E; |
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| 236 | #endif |
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| 237 | |
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| 238 | double Scale_exact = 1000.0 / Sc_x; |
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| 239 | |
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| 240 | /* trim to 2 s.f. (rounding up) */ |
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| 241 | double w = pow(10.0, floor(log10(Scale_exact) - 1.0)); |
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| 242 | Scale = ceil(Scale_exact / w) * w; |
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| 243 | } |
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| 244 | |
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| 245 | #if 0 |
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| 246 | bool fBlankPage = fFalse; |
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| 247 | |
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| 248 | void print_all(MainFrm *m_parent, layout *l, device *pri) { |
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| 249 | int cPasses, pass; |
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| 250 | unsigned int cPagesPrinted; |
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| 251 | const char *msg166; |
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| 252 | int state; |
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| 253 | char *p; |
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| 254 | int old_charset; |
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| 255 | int page, pageLim; |
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| 256 | pageLim = l->pagesX*l->pagesY; |
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| 257 | PaperWidth = l->PaperWidth; |
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| 258 | PaperDepth = l->PaperDepth; |
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| 259 | /* if no explicit Alloc, default to one pass */ |
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| 260 | cPasses = Pre(l->pages, l->title); |
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| 261 | |
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| 262 | /* note down so we can switch to printer charset */ |
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| 263 | msg166 = msgPerm(/*Page %d of %d*/166); |
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| 264 | old_charset = select_charset(CHARSET_ISO_8859_1); |
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| 265 | |
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| 266 | l->footer = msgPerm(/*Survey “%s” Page %d (of %d) Processed on %s*/167); |
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| 267 | |
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| 268 | cPagesPrinted = 0; |
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| 269 | page = state = 0; |
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| 270 | p = l->szPages; |
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| 271 | while (1) { |
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| 272 | if (pageLim == 1) { |
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| 273 | if (page == 0) |
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| 274 | page = 1; |
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| 275 | else |
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| 276 | page = 0; /* we've already printed the only page */ |
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| 277 | } else if (!*l->szPages) { |
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| 278 | page++; |
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| 279 | if (page > pageLim) page = 0; /* all pages printed */ |
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| 280 | } else { |
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| 281 | page = next_page(&state, &p, pageLim); |
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| 282 | } |
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| 283 | SVX_ASSERT(state >= 0); /* errors should have been caught above */ |
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| 284 | if (page == 0) break; |
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| 285 | cPagesPrinted++; |
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| 286 | if (l->pages > 1) { |
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| 287 | putchar('\r'); |
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| 288 | printf(msg166, (int)cPagesPrinted, l->pages); |
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| 289 | } |
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| 290 | /* don't skip the page with the info box on */ |
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| 291 | if (l->SkipBlank && (int)page != (l->pagesY - 1) * l->pagesX + 1) { |
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| 292 | pass = -1; |
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| 293 | fBlankPage = fTrue; |
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| 294 | } else { |
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| 295 | pass = 0; |
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| 296 | fBlankPage = fFalse; |
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| 297 | } |
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| 298 | print_page(m_parent, l, page, pass, cPasses); |
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| 299 | } |
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| 300 | |
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| 301 | Quit(); |
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| 302 | select_charset(old_charset); |
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| 303 | } |
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| 304 | #endif |
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